Finding the Fourth Proportional to 2,155.49, 3,232.98 and 1,114.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155.49 : 3,232.98 = 1,114.91 : x
2. Step 2: Convert to fraction form
   2,155.49/3,232.98 = 1,114.91/x
3. Step 3: Cross multiply
   2,155.49x = 3,232.98 × 1,114.91
4. Step 4: Simplify right side
   2,155.49x = 3,604,465.57
5. Step 5: Solve for x
   x = 3,604,465.57/2,155.49
6. Step 6: Final answer
   x = 1,672.23