Finding the Fourth Proportional to 10,949.72, 15,110.61 and 5,913.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.72 : 15,110.61 = 5,913.93 : x
2. Step 2: Convert to fraction form
   10,949.72/15,110.61 = 5,913.93/x
3. Step 3: Cross multiply
   10,949.72x = 15,110.61 × 5,913.93
4. Step 4: Simplify right side
   10,949.72x = 89,363,124.28
5. Step 5: Solve for x
   x = 89,363,124.28/10,949.72
6. Step 6: Final answer
   x = 8,161.23