Finding the Fourth Proportional to 5,105.27, 7,044.76 and 3,116.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105.27 : 7,044.76 = 3,116.32 : x
2. Step 2: Convert to fraction form
   5,105.27/7,044.76 = 3,116.32/x
3. Step 3: Cross multiply
   5,105.27x = 7,044.76 × 3,116.32
4. Step 4: Simplify right side
   5,105.27x = 21,953,726.48
5. Step 5: Solve for x
   x = 21,953,726.48/5,105.27
6. Step 6: Final answer
   x = 4,300.21