Finding the Fourth Proportional to 6,841.71, 10,261.31 and 3,143.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,841.71 : 10,261.31 = 3,143.18 : x
2. Step 2: Convert to fraction form
   6,841.71/10,261.31 = 3,143.18/x
3. Step 3: Cross multiply
   6,841.71x = 10,261.31 × 3,143.18
4. Step 4: Simplify right side
   6,841.71x = 32,253,077.34
5. Step 5: Solve for x
   x = 32,253,077.34/6,841.71
6. Step 6: Final answer
   x = 4,714.18