Finding the Third Proportional to 541,108 and 856,784

Step by Step Solution

1. Step 1: Write the proportion equation
   541,108 : 856,784 = 856,784 : x
2. Step 2: Convert to fraction form
   541,108/856,784 = 856,784/x
3. Step 3: Cross multiply
   541,108x = 856,784 × 856,784
4. Step 4: Simplify right side
   541,108x = 734,078,822,656
5. Step 5: Solve for x
   x = 734,078,822,656/541,108
6. Step 6: Final answer
   x = 1,356,621.64