Finding the Fourth Proportional to 2,541.16, 3,505.30 and 1,545.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.16 : 3,505.30 = 1,545.64 : x
2. Step 2: Convert to fraction form
   2,541.16/3,505.30 = 1,545.64/x
3. Step 3: Cross multiply
   2,541.16x = 3,505.30 × 1,545.64
4. Step 4: Simplify right side
   2,541.16x = 5,417,931.89
5. Step 5: Solve for x
   x = 5,417,931.89/2,541.16
6. Step 6: Final answer
   x = 2,132.07