Finding the Third Proportional to 351,223.50 and 755,718

Step by Step Solution

1. Step 1: Write the proportion equation
   351,223.50 : 755,718 = 755,718 : x
2. Step 2: Convert to fraction form
   351,223.50/755,718 = 755,718/x
3. Step 3: Cross multiply
   351,223.50x = 755,718 × 755,718
4. Step 4: Simplify right side
   351,223.50x = 571,109,695,524
5. Step 5: Solve for x
   x = 571,109,695,524/351,223.50
6. Step 6: Final answer
   x = 1,626,057.75