Finding the Third Proportional to 492,156 and 703,782

Step by Step Solution

1. Step 1: Write the proportion equation
   492,156 : 703,782 = 703,782 : x
2. Step 2: Convert to fraction form
   492,156/703,782 = 703,782/x
3. Step 3: Cross multiply
   492,156x = 703,782 × 703,782
4. Step 4: Simplify right side
   492,156x = 495,309,103,524
5. Step 5: Solve for x
   x = 495,309,103,524/492,156
6. Step 6: Final answer
   x = 1,006,406.72