Finding the Fourth Proportional to 5,603.94, 7,733.28 and 3,086.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,603.94 : 7,733.28 = 3,086.10 : x
2. Step 2: Convert to fraction form
   5,603.94/7,733.28 = 3,086.10/x
3. Step 3: Cross multiply
   5,603.94x = 7,733.28 × 3,086.10
4. Step 4: Simplify right side
   5,603.94x = 23,865,675.41
5. Step 5: Solve for x
   x = 23,865,675.41/5,603.94
6. Step 6: Final answer
   x = 4,258.73