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Finding the Fourth Proportional to 8,978,719.19, 13,470,070.77 and 2,588,472.86

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Solution

The fourth proportional to 8,978,719.19, 13,470,070.77 and 2,588,472.86 is: 3,883,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,719.19 : 13,470,070.77 = 2,588,472.86 : x
  2. Step 2: Convert to fraction form
    8,978,719.19/13,470,070.77 = 2,588,472.86/x
  3. Step 3: Cross multiply
    8,978,719.19x = 13,470,070.77 × 2,588,472.86
  4. Step 4: Simplify right side
    8,978,719.19x = 34,866,912,543,073.95
  5. Step 5: Solve for x
    x = 34,866,912,543,073.95/8,978,719.19
  6. Step 6: Final answer
    x = 3,883,283.55

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