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Finding the Fourth Proportional to 19,250.91, 28,877.38 and 5,400.99

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Solution

The fourth proportional to 19,250.91, 28,877.38 and 5,400.99 is: 8,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.91 : 28,877.38 = 5,400.99 : x
  2. Step 2: Convert to fraction form
    19,250.91/28,877.38 = 5,400.99/x
  3. Step 3: Cross multiply
    19,250.91x = 28,877.38 × 5,400.99
  4. Step 4: Simplify right side
    19,250.91x = 155,966,282.72
  5. Step 5: Solve for x
    x = 155,966,282.72/19,250.91
  6. Step 6: Final answer
    x = 8,101.76

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