Finding the Fourth Proportional to 10,081.05, 13,912.29 and 5,604.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.05 : 13,912.29 = 5,604.63 : x
2. Step 2: Convert to fraction form
   10,081.05/13,912.29 = 5,604.63/x
3. Step 3: Cross multiply
   10,081.05x = 13,912.29 × 5,604.63
4. Step 4: Simplify right side
   10,081.05x = 77,973,237.90
5. Step 5: Solve for x
   x = 77,973,237.90/10,081.05
6. Step 6: Final answer
   x = 7,734.63