Finding the Fourth Proportional to 2,691.43, 3,714.05 and 1,512.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,691.43 : 3,714.05 = 1,512.47 : x
2. Step 2: Convert to fraction form
   2,691.43/3,714.05 = 1,512.47/x
3. Step 3: Cross multiply
   2,691.43x = 3,714.05 × 1,512.47
4. Step 4: Simplify right side
   2,691.43x = 5,617,402.27
5. Step 5: Solve for x
   x = 5,617,402.27/2,691.43
6. Step 6: Final answer
   x = 2,087.15