Finding the Third Proportional to 482,057.50 and 920,375

Step by Step Solution

1. Step 1: Write the proportion equation
   482,057.50 : 920,375 = 920,375 : x
2. Step 2: Convert to fraction form
   482,057.50/920,375 = 920,375/x
3. Step 3: Cross multiply
   482,057.50x = 920,375 × 920,375
4. Step 4: Simplify right side
   482,057.50x = 847,090,140,625
5. Step 5: Solve for x
   x = 847,090,140,625/482,057.50
6. Step 6: Final answer
   x = 1,757,238.80