Finding the Fourth Proportional to 12,327.11, 18,491.61 and 3,562.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,327.11 : 18,491.61 = 3,562.10 : x
2. Step 2: Convert to fraction form
   12,327.11/18,491.61 = 3,562.10/x
3. Step 3: Cross multiply
   12,327.11x = 18,491.61 × 3,562.10
4. Step 4: Simplify right side
   12,327.11x = 65,868,963.98
5. Step 5: Solve for x
   x = 65,868,963.98/12,327.11
6. Step 6: Final answer
   x = 5,343.42