Finding the Third Proportional to 28,677.50 and 62,895.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,677.50 : 62,895.50 = 62,895.50 : x
2. Step 2: Convert to fraction form
   28,677.50/62,895.50 = 62,895.50/x
3. Step 3: Cross multiply
   28,677.50x = 62,895.50 × 62,895.50
4. Step 4: Simplify right side
   28,677.50x = 3,955,843,920.25
5. Step 5: Solve for x
   x = 3,955,843,920.25/28,677.50
6. Step 6: Final answer
   x = 137,942.43