Finding the Fourth Proportional to 11,861.79, 17,792.88 and 3,541.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,861.79 : 17,792.88 = 3,541.98 : x
2. Step 2: Convert to fraction form
   11,861.79/17,792.88 = 3,541.98/x
3. Step 3: Cross multiply
   11,861.79x = 17,792.88 × 3,541.98
4. Step 4: Simplify right side
   11,861.79x = 63,022,025.10
5. Step 5: Solve for x
   x = 63,022,025.10/11,861.79
6. Step 6: Final answer
   x = 5,313.03