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Finding the Fourth Proportional to 306,163.90, 459,254.48 and 84,547.90

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Solution

The fourth proportional to 306,163.90, 459,254.48 and 84,547.90 is: 126,824.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,163.90 : 459,254.48 = 84,547.90 : x
  2. Step 2: Convert to fraction form
    306,163.90/459,254.48 = 84,547.90/x
  3. Step 3: Cross multiply
    306,163.90x = 459,254.48 × 84,547.90
  4. Step 4: Simplify right side
    306,163.90x = 38,829,001,849.59
  5. Step 5: Solve for x
    x = 38,829,001,849.59/306,163.90
  6. Step 6: Final answer
    x = 126,824.23

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