Finding the Fourth Proportional to 11,811.92, 17,717.86 and 3,492.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,811.92 : 17,717.86 = 3,492.04 : x
2. Step 2: Convert to fraction form
   11,811.92/17,717.86 = 3,492.04/x
3. Step 3: Cross multiply
   11,811.92x = 17,717.86 × 3,492.04
4. Step 4: Simplify right side
   11,811.92x = 61,871,475.83
5. Step 5: Solve for x
   x = 61,871,475.83/11,811.92
6. Step 6: Final answer
   x = 5,238.05