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Finding the Fourth Proportional to 538,515.78, 807,919.12 and 164,528.58

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Solution

The fourth proportional to 538,515.78, 807,919.12 and 164,528.58 is: 246,837.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,515.78 : 807,919.12 = 164,528.58 : x
  2. Step 2: Convert to fraction form
    538,515.78/807,919.12 = 164,528.58/x
  3. Step 3: Cross multiply
    538,515.78x = 807,919.12 × 164,528.58
  4. Step 4: Simplify right side
    538,515.78x = 132,925,785,568.45
  5. Step 5: Solve for x
    x = 132,925,785,568.45/538,515.78
  6. Step 6: Final answer
    x = 246,837.31

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