Finding the Fourth Proportional to 11,081.50, 16,622.98 and 4,156.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.50 : 16,622.98 = 4,156.18 : x
2. Step 2: Convert to fraction form
   11,081.50/16,622.98 = 4,156.18/x
3. Step 3: Cross multiply
   11,081.50x = 16,622.98 × 4,156.18
4. Step 4: Simplify right side
   11,081.50x = 69,088,097.02
5. Step 5: Solve for x
   x = 69,088,097.02/11,081.50
6. Step 6: Final answer
   x = 6,234.54