Finding the Fourth Proportional to 4,105.32, 6,131.78 and 3,714.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,105.32 : 6,131.78 = 3,714.72 : x
2. Step 2: Convert to fraction form
   4,105.32/6,131.78 = 3,714.72/x
3. Step 3: Cross multiply
   4,105.32x = 6,131.78 × 3,714.72
4. Step 4: Simplify right side
   4,105.32x = 22,777,845.80
5. Step 5: Solve for x
   x = 22,777,845.80/4,105.32
6. Step 6: Final answer
   x = 5,548.37