Finding the Fourth Proportional to 10,949.50, 15,110.37 and 5,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.50 : 15,110.37 = 5,981.50 : x
2. Step 2: Convert to fraction form
   10,949.50/15,110.37 = 5,981.50/x
3. Step 3: Cross multiply
   10,949.50x = 15,110.37 × 5,981.50
4. Step 4: Simplify right side
   10,949.50x = 90,382,678.16
5. Step 5: Solve for x
   x = 90,382,678.16/10,949.50
6. Step 6: Final answer
   x = 8,254.50