Finding the Fourth Proportional to 8,748.82, 12,064.21 and 5,760.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.82 : 12,064.21 = 5,760.83 : x
2. Step 2: Convert to fraction form
   8,748.82/12,064.21 = 5,760.83/x
3. Step 3: Cross multiply
   8,748.82x = 12,064.21 × 5,760.83
4. Step 4: Simplify right side
   8,748.82x = 69,499,862.89
5. Step 5: Solve for x
   x = 69,499,862.89/8,748.82
6. Step 6: Final answer
   x = 7,943.91