Finding the Third Proportional to 337,500.50 and 712,939.50

Step by Step Solution

1. Step 1: Write the proportion equation
   337,500.50 : 712,939.50 = 712,939.50 : x
2. Step 2: Convert to fraction form
   337,500.50/712,939.50 = 712,939.50/x
3. Step 3: Cross multiply
   337,500.50x = 712,939.50 × 712,939.50
4. Step 4: Simplify right side
   337,500.50x = 508,282,730,660.25
5. Step 5: Solve for x
   x = 508,282,730,660.25/337,500.50
6. Step 6: Final answer
   x = 1,506,020.67