Finding the Third Proportional to 42,651 and 62,728.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,651 : 62,728.50 = 62,728.50 : x
2. Step 2: Convert to fraction form
   42,651/62,728.50 = 62,728.50/x
3. Step 3: Cross multiply
   42,651x = 62,728.50 × 62,728.50
4. Step 4: Simplify right side
   42,651x = 3,934,864,712.25
5. Step 5: Solve for x
   x = 3,934,864,712.25/42,651
6. Step 6: Final answer
   x = 92,257.27