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Finding the Fourth Proportional to 66,998.34, 92,454.21 and 45,782.82

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Solution

The fourth proportional to 66,998.34, 92,454.21 and 45,782.82 is: 63,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,998.34 : 92,454.21 = 45,782.82 : x
  2. Step 2: Convert to fraction form
    66,998.34/92,454.21 = 45,782.82/x
  3. Step 3: Cross multiply
    66,998.34x = 92,454.21 × 45,782.82
  4. Step 4: Simplify right side
    66,998.34x = 4,232,814,454.67
  5. Step 5: Solve for x
    x = 4,232,814,454.67/66,998.34
  6. Step 6: Final answer
    x = 63,177.90

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