Finding the Fourth Proportional to 1,468.17, 2,025.97 and 878.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,468.17 : 2,025.97 = 878.71 : x
2. Step 2: Convert to fraction form
   1,468.17/2,025.97 = 878.71/x
3. Step 3: Cross multiply
   1,468.17x = 2,025.97 × 878.71
4. Step 4: Simplify right side
   1,468.17x = 1,780,240.10
5. Step 5: Solve for x
   x = 1,780,240.10/1,468.17
6. Step 6: Final answer
   x = 1,212.56