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Finding the Fourth Proportional to 44,066.28, 66,101.40 and 12,478.68

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Solution

The fourth proportional to 44,066.28, 66,101.40 and 12,478.68 is: 18,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,066.28 : 66,101.40 = 12,478.68 : x
  2. Step 2: Convert to fraction form
    44,066.28/66,101.40 = 12,478.68/x
  3. Step 3: Cross multiply
    44,066.28x = 66,101.40 × 12,478.68
  4. Step 4: Simplify right side
    44,066.28x = 824,858,218.15
  5. Step 5: Solve for x
    x = 824,858,218.15/44,066.28
  6. Step 6: Final answer
    x = 18,718.58

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