Finding the Third Proportional to 457,874 and 928,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   457,874 : 928,687.50 = 928,687.50 : x
2. Step 2: Convert to fraction form
   457,874/928,687.50 = 928,687.50/x
3. Step 3: Cross multiply
   457,874x = 928,687.50 × 928,687.50
4. Step 4: Simplify right side
   457,874x = 862,460,472,656.25
5. Step 5: Solve for x
   x = 862,460,472,656.25/457,874
6. Step 6: Final answer
   x = 1,883,619.67