Finding the Third Proportional to 198,612 and 468,448

Step by Step Solution

1. Step 1: Write the proportion equation
   198,612 : 468,448 = 468,448 : x
2. Step 2: Convert to fraction form
   198,612/468,448 = 468,448/x
3. Step 3: Cross multiply
   198,612x = 468,448 × 468,448
4. Step 4: Simplify right side
   198,612x = 219,443,528,704
5. Step 5: Solve for x
   x = 219,443,528,704/198,612
6. Step 6: Final answer
   x = 1,104,885.55