Finding the Fourth Proportional to 12,401.10, 18,574.92 and 5,817.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,401.10 : 18,574.92 = 5,817.42 : x
2. Step 2: Convert to fraction form
   12,401.10/18,574.92 = 5,817.42/x
3. Step 3: Cross multiply
   12,401.10x = 18,574.92 × 5,817.42
4. Step 4: Simplify right side
   12,401.10x = 108,058,111.11
5. Step 5: Solve for x
   x = 108,058,111.11/12,401.10
6. Step 6: Final answer
   x = 8,713.59