Finding the Fourth Proportional to 10,541.10, 15,814.20 and 3,146.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,541.10 : 15,814.20 = 3,146.15 : x
2. Step 2: Convert to fraction form
   10,541.10/15,814.20 = 3,146.15/x
3. Step 3: Cross multiply
   10,541.10x = 15,814.20 × 3,146.15
4. Step 4: Simplify right side
   10,541.10x = 49,753,766.26
5. Step 5: Solve for x
   x = 49,753,766.26/10,541.10
6. Step 6: Final answer
   x = 4,719.98