Finding the Third Proportional to 350,743.50 and 757,539

Step by Step Solution

1. Step 1: Write the proportion equation
   350,743.50 : 757,539 = 757,539 : x
2. Step 2: Convert to fraction form
   350,743.50/757,539 = 757,539/x
3. Step 3: Cross multiply
   350,743.50x = 757,539 × 757,539
4. Step 4: Simplify right side
   350,743.50x = 573,865,336,521
5. Step 5: Solve for x
   x = 573,865,336,521/350,743.50
6. Step 6: Final answer
   x = 1,636,139.62