Finding the Third Proportional to 448,452 and 655,411.50

Step by Step Solution

1. Step 1: Write the proportion equation
   448,452 : 655,411.50 = 655,411.50 : x
2. Step 2: Convert to fraction form
   448,452/655,411.50 = 655,411.50/x
3. Step 3: Cross multiply
   448,452x = 655,411.50 × 655,411.50
4. Step 4: Simplify right side
   448,452x = 429,564,234,332.25
5. Step 5: Solve for x
   x = 429,564,234,332.25/448,452
6. Step 6: Final answer
   x = 957,882.30