Finding the Fourth Proportional to 10,081.85, 13,912.09 and 5,604.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.85 : 13,912.09 = 5,604.17 : x
2. Step 2: Convert to fraction form
   10,081.85/13,912.09 = 5,604.17/x
3. Step 3: Cross multiply
   10,081.85x = 13,912.09 × 5,604.17
4. Step 4: Simplify right side
   10,081.85x = 77,965,717.42
5. Step 5: Solve for x
   x = 77,965,717.42/10,081.85
6. Step 6: Final answer
   x = 7,733.27