Finding the Third Proportional to 207,292.50 and 439,494

Step by Step Solution

1. Step 1: Write the proportion equation
   207,292.50 : 439,494 = 439,494 : x
2. Step 2: Convert to fraction form
   207,292.50/439,494 = 439,494/x
3. Step 3: Cross multiply
   207,292.50x = 439,494 × 439,494
4. Step 4: Simplify right side
   207,292.50x = 193,154,976,036
5. Step 5: Solve for x
   x = 193,154,976,036/207,292.50
6. Step 6: Final answer
   x = 931,799.15