Finding the Fourth Proportional to 10,081.34, 13,911.20 and 5,604.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.34 : 13,911.20 = 5,604.38 : x
2. Step 2: Convert to fraction form
   10,081.34/13,911.20 = 5,604.38/x
3. Step 3: Cross multiply
   10,081.34x = 13,911.20 × 5,604.38
4. Step 4: Simplify right side
   10,081.34x = 77,963,651.06
5. Step 5: Solve for x
   x = 77,963,651.06/10,081.34
6. Step 6: Final answer
   x = 7,733.46