Finding the Third Proportional to 524,490.50 and 783,500

Step by Step Solution

1. Step 1: Write the proportion equation
   524,490.50 : 783,500 = 783,500 : x
2. Step 2: Convert to fraction form
   524,490.50/783,500 = 783,500/x
3. Step 3: Cross multiply
   524,490.50x = 783,500 × 783,500
4. Step 4: Simplify right side
   524,490.50x = 613,872,250,000
5. Step 5: Solve for x
   x = 613,872,250,000/524,490.50
6. Step 6: Final answer
   x = 1,170,416.34