Finding the Third Proportional to 571,500 and 862,434

Step by Step Solution

1. Step 1: Write the proportion equation
   571,500 : 862,434 = 862,434 : x
2. Step 2: Convert to fraction form
   571,500/862,434 = 862,434/x
3. Step 3: Cross multiply
   571,500x = 862,434 × 862,434
4. Step 4: Simplify right side
   571,500x = 743,792,404,356
5. Step 5: Solve for x
   x = 743,792,404,356/571,500
6. Step 6: Final answer
   x = 1,301,474.02