Finding the Fourth Proportional to 10,081.09, 13,911.12 and 5,604.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.09 : 13,911.12 = 5,604.57 : x
2. Step 2: Convert to fraction form
   10,081.09/13,911.12 = 5,604.57/x
3. Step 3: Cross multiply
   10,081.09x = 13,911.12 × 5,604.57
4. Step 4: Simplify right side
   10,081.09x = 77,965,845.82
5. Step 5: Solve for x
   x = 77,965,845.82/10,081.09
6. Step 6: Final answer
   x = 7,733.87