Finding the Fourth Proportional to 5,613.57, 7,746.78 and 3,095.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,613.57 : 7,746.78 = 3,095.78 : x
2. Step 2: Convert to fraction form
   5,613.57/7,746.78 = 3,095.78/x
3. Step 3: Cross multiply
   5,613.57x = 7,746.78 × 3,095.78
4. Step 4: Simplify right side
   5,613.57x = 23,982,287.85
5. Step 5: Solve for x
   x = 23,982,287.85/5,613.57
6. Step 6: Final answer
   x = 4,272.20