Finding the Fourth Proportional to 10,081.37, 13,911.50 and 5,604.85

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.37 : 13,911.50 = 5,604.85 : x
2. Step 2: Convert to fraction form
   10,081.37/13,911.50 = 5,604.85/x
3. Step 3: Cross multiply
   10,081.37x = 13,911.50 × 5,604.85
4. Step 4: Simplify right side
   10,081.37x = 77,971,870.78
5. Step 5: Solve for x
   x = 77,971,870.78/10,081.37
6. Step 6: Final answer
   x = 7,734.25