Finding the Fourth Proportional to 5,618.54, 7,753.61 and 3,100.73

Step by Step Solution

1. Step 1: Write the proportion equation
   5,618.54 : 7,753.61 = 3,100.73 : x
2. Step 2: Convert to fraction form
   5,618.54/7,753.61 = 3,100.73/x
3. Step 3: Cross multiply
   5,618.54x = 7,753.61 × 3,100.73
4. Step 4: Simplify right side
   5,618.54x = 24,041,820.12
5. Step 5: Solve for x
   x = 24,041,820.12/5,618.54
6. Step 6: Final answer
   x = 4,279.02