Finding the Third Proportional to 541,108.50 and 856,785

Step by Step Solution

1. Step 1: Write the proportion equation
   541,108.50 : 856,785 = 856,785 : x
2. Step 2: Convert to fraction form
   541,108.50/856,785 = 856,785/x
3. Step 3: Cross multiply
   541,108.50x = 856,785 × 856,785
4. Step 4: Simplify right side
   541,108.50x = 734,080,536,225
5. Step 5: Solve for x
   x = 734,080,536,225/541,108.50
6. Step 6: Final answer
   x = 1,356,623.55