Finding the Fourth Proportional to 11,581.33, 15,976.36 and 7,753.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,581.33 : 15,976.36 = 7,753.12 : x
2. Step 2: Convert to fraction form
   11,581.33/15,976.36 = 7,753.12/x
3. Step 3: Cross multiply
   11,581.33x = 15,976.36 × 7,753.12
4. Step 4: Simplify right side
   11,581.33x = 123,866,627.80
5. Step 5: Solve for x
   x = 123,866,627.80/11,581.33
6. Step 6: Final answer
   x = 10,695.37