Finding the Third Proportional to 361,762.50 and 787,812

Step by Step Solution

1. Step 1: Write the proportion equation
   361,762.50 : 787,812 = 787,812 : x
2. Step 2: Convert to fraction form
   361,762.50/787,812 = 787,812/x
3. Step 3: Cross multiply
   361,762.50x = 787,812 × 787,812
4. Step 4: Simplify right side
   361,762.50x = 620,647,747,344
5. Step 5: Solve for x
   x = 620,647,747,344/361,762.50
6. Step 6: Final answer
   x = 1,715,622.12