Finding the Third Proportional to 522,349.50 and 787,716

Step by Step Solution

1. Step 1: Write the proportion equation
   522,349.50 : 787,716 = 787,716 : x
2. Step 2: Convert to fraction form
   522,349.50/787,716 = 787,716/x
3. Step 3: Cross multiply
   522,349.50x = 787,716 × 787,716
4. Step 4: Simplify right side
   522,349.50x = 620,496,496,656
5. Step 5: Solve for x
   x = 620,496,496,656/522,349.50
6. Step 6: Final answer
   x = 1,187,895.26