Finding the Fourth Proportional to 5,601.51, 7,729.89 and 3,083.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,601.51 : 7,729.89 = 3,083.61 : x
2. Step 2: Convert to fraction form
   5,601.51/7,729.89 = 3,083.61/x
3. Step 3: Cross multiply
   5,601.51x = 7,729.89 × 3,083.61
4. Step 4: Simplify right side
   5,601.51x = 23,835,966.10
5. Step 5: Solve for x
   x = 23,835,966.10/5,601.51
6. Step 6: Final answer
   x = 4,255.28