Finding the Third Proportional to 65,872.50 and 155,448

Step by Step Solution

1. Step 1: Write the proportion equation
   65,872.50 : 155,448 = 155,448 : x
2. Step 2: Convert to fraction form
   65,872.50/155,448 = 155,448/x
3. Step 3: Cross multiply
   65,872.50x = 155,448 × 155,448
4. Step 4: Simplify right side
   65,872.50x = 24,164,080,704
5. Step 5: Solve for x
   x = 24,164,080,704/65,872.50
6. Step 6: Final answer
   x = 366,831.09