Finding the Fourth Proportional to 1,025.48, 1,414.17 and 651.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,025.48 : 1,414.17 = 651.78 : x
2. Step 2: Convert to fraction form
   1,025.48/1,414.17 = 651.78/x
3. Step 3: Cross multiply
   1,025.48x = 1,414.17 × 651.78
4. Step 4: Simplify right side
   1,025.48x = 921,727.72
5. Step 5: Solve for x
   x = 921,727.72/1,025.48
6. Step 6: Final answer
   x = 898.83