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Finding the Third Proportional to 17,718.75 and 38,895.75

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Solution

The third proportional to 17,718.75 and 38,895.75 is: 85,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.75 : 38,895.75 = 38,895.75 : x
  2. Step 2: Convert to fraction form
    17,718.75/38,895.75 = 38,895.75/x
  3. Step 3: Cross multiply
    17,718.75x = 38,895.75 × 38,895.75
  4. Step 4: Simplify right side
    17,718.75x = 1,512,879,368.06
  5. Step 5: Solve for x
    x = 1,512,879,368.06/17,718.75
  6. Step 6: Final answer
    x = 85,382.96

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