Finding the Third Proportional to 28,102.50 and 62,156.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,102.50 : 62,156.25 = 62,156.25 : x
2. Step 2: Convert to fraction form
   28,102.50/62,156.25 = 62,156.25/x
3. Step 3: Cross multiply
   28,102.50x = 62,156.25 × 62,156.25
4. Step 4: Simplify right side
   28,102.50x = 3,863,399,414.06
5. Step 5: Solve for x
   x = 3,863,399,414.06/28,102.50
6. Step 6: Final answer
   x = 137,475.29