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Finding the Fourth Proportional to 212,484.56, 318,761.46 and 62,739.98

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Solution

The fourth proportional to 212,484.56, 318,761.46 and 62,739.98 is: 94,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,484.56 : 318,761.46 = 62,739.98 : x
  2. Step 2: Convert to fraction form
    212,484.56/318,761.46 = 62,739.98/x
  3. Step 3: Cross multiply
    212,484.56x = 318,761.46 × 62,739.98
  4. Step 4: Simplify right side
    212,484.56x = 19,999,087,625.17
  5. Step 5: Solve for x
    x = 19,999,087,625.17/212,484.56
  6. Step 6: Final answer
    x = 94,120.19

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