Finding the Fourth Proportional to 12,441.02, 18,659.30 and 5,417.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,441.02 : 18,659.30 = 5,417.10 : x
2. Step 2: Convert to fraction form
   12,441.02/18,659.30 = 5,417.10/x
3. Step 3: Cross multiply
   12,441.02x = 18,659.30 × 5,417.10
4. Step 4: Simplify right side
   12,441.02x = 101,079,266.94
5. Step 5: Solve for x
   x = 101,079,266.94/12,441.02
6. Step 6: Final answer
   x = 8,124.68