Finding the Fourth Proportional to 3,174.87, 4,407.71 and 3,079.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,174.87 : 4,407.71 = 3,079.83 : x
2. Step 2: Convert to fraction form
   3,174.87/4,407.71 = 3,079.83/x
3. Step 3: Cross multiply
   3,174.87x = 4,407.71 × 3,079.83
4. Step 4: Simplify right side
   3,174.87x = 13,575,005.19
5. Step 5: Solve for x
   x = 13,575,005.19/3,174.87
6. Step 6: Final answer
   x = 4,275.77