Finding the Fourth Proportional to 3,541.30, 5,312.15 and 1,076.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,541.30 : 5,312.15 = 1,076.20 : x
2. Step 2: Convert to fraction form
   3,541.30/5,312.15 = 1,076.20/x
3. Step 3: Cross multiply
   3,541.30x = 5,312.15 × 1,076.20
4. Step 4: Simplify right side
   3,541.30x = 5,716,935.83
5. Step 5: Solve for x
   x = 5,716,935.83/3,541.30
6. Step 6: Final answer
   x = 1,614.36