Finding the Fourth Proportional to 1,878.16, 2,591.98 and 1,132.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,878.16 : 2,591.98 = 1,132.08 : x
2. Step 2: Convert to fraction form
   1,878.16/2,591.98 = 1,132.08/x
3. Step 3: Cross multiply
   1,878.16x = 2,591.98 × 1,132.08
4. Step 4: Simplify right side
   1,878.16x = 2,934,328.72
5. Step 5: Solve for x
   x = 2,934,328.72/1,878.16
6. Step 6: Final answer
   x = 1,562.34