Finding the Fourth Proportional to 3,142.57, 4,714.45 and 1,499.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,142.57 : 4,714.45 = 1,499.24 : x
2. Step 2: Convert to fraction form
   3,142.57/4,714.45 = 1,499.24/x
3. Step 3: Cross multiply
   3,142.57x = 4,714.45 × 1,499.24
4. Step 4: Simplify right side
   3,142.57x = 7,068,092.02
5. Step 5: Solve for x
   x = 7,068,092.02/3,142.57
6. Step 6: Final answer
   x = 2,249.14