Finding the Third Proportional to 337,320.75 and 724,665

Step by Step Solution

1. Step 1: Write the proportion equation
   337,320.75 : 724,665 = 724,665 : x
2. Step 2: Convert to fraction form
   337,320.75/724,665 = 724,665/x
3. Step 3: Cross multiply
   337,320.75x = 724,665 × 724,665
4. Step 4: Simplify right side
   337,320.75x = 525,139,362,225
5. Step 5: Solve for x
   x = 525,139,362,225/337,320.75
6. Step 6: Final answer
   x = 1,556,795.31