Finding the Fourth Proportional to 3,714.46, 5,126.71 and 2,142.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,714.46 : 5,126.71 = 2,142.34 : x
2. Step 2: Convert to fraction form
   3,714.46/5,126.71 = 2,142.34/x
3. Step 3: Cross multiply
   3,714.46x = 5,126.71 × 2,142.34
4. Step 4: Simplify right side
   3,714.46x = 10,983,130.27
5. Step 5: Solve for x
   x = 10,983,130.27/3,714.46
6. Step 6: Final answer
   x = 2,956.86