Finding the Third Proportional to 28,387 and 59,713.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,387 : 59,713.50 = 59,713.50 : x
2. Step 2: Convert to fraction form
   28,387/59,713.50 = 59,713.50/x
3. Step 3: Cross multiply
   28,387x = 59,713.50 × 59,713.50
4. Step 4: Simplify right side
   28,387x = 3,565,702,082.25
5. Step 5: Solve for x
   x = 3,565,702,082.25/28,387
6. Step 6: Final answer
   x = 125,610.39