Finding the Third Proportional to 656,062.50 and 980,677.50

Step by Step Solution

1. Step 1: Write the proportion equation
   656,062.50 : 980,677.50 = 980,677.50 : x
2. Step 2: Convert to fraction form
   656,062.50/980,677.50 = 980,677.50/x
3. Step 3: Cross multiply
   656,062.50x = 980,677.50 × 980,677.50
4. Step 4: Simplify right side
   656,062.50x = 961,728,359,006.25
5. Step 5: Solve for x
   x = 961,728,359,006.25/656,062.50
6. Step 6: Final answer
   x = 1,465,909.66