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Finding the Fourth Proportional to 124,906.60, 187,359.90 and 123,740.20

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Solution

The fourth proportional to 124,906.60, 187,359.90 and 123,740.20 is: 185,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,906.60 : 187,359.90 = 123,740.20 : x
  2. Step 2: Convert to fraction form
    124,906.60/187,359.90 = 123,740.20/x
  3. Step 3: Cross multiply
    124,906.60x = 187,359.90 × 123,740.20
  4. Step 4: Simplify right side
    124,906.60x = 23,183,951,497.98
  5. Step 5: Solve for x
    x = 23,183,951,497.98/124,906.60
  6. Step 6: Final answer
    x = 185,610.30

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