Finding the Third Proportional to 402,265.50 and 596,436

Step by Step Solution

1. Step 1: Write the proportion equation
   402,265.50 : 596,436 = 596,436 : x
2. Step 2: Convert to fraction form
   402,265.50/596,436 = 596,436/x
3. Step 3: Cross multiply
   402,265.50x = 596,436 × 596,436
4. Step 4: Simplify right side
   402,265.50x = 355,735,902,096
5. Step 5: Solve for x
   x = 355,735,902,096/402,265.50
6. Step 6: Final answer
   x = 884,331.12