Finding the Fourth Proportional to 11,009.88, 16,492.80 and 5,446.41

Step by Step Solution

1. Step 1: Write the proportion equation
   11,009.88 : 16,492.80 = 5,446.41 : x
2. Step 2: Convert to fraction form
   11,009.88/16,492.80 = 5,446.41/x
3. Step 3: Cross multiply
   11,009.88x = 16,492.80 × 5,446.41
4. Step 4: Simplify right side
   11,009.88x = 89,826,550.85
5. Step 5: Solve for x
   x = 89,826,550.85/11,009.88
6. Step 6: Final answer
   x = 8,158.72