Finding the Fourth Proportional to 3,482.53, 5,224.29 and 1,142.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,482.53 : 5,224.29 = 1,142.72 : x
2. Step 2: Convert to fraction form
   3,482.53/5,224.29 = 1,142.72/x
3. Step 3: Cross multiply
   3,482.53x = 5,224.29 × 1,142.72
4. Step 4: Simplify right side
   3,482.53x = 5,969,898.42
5. Step 5: Solve for x
   x = 5,969,898.42/3,482.53
6. Step 6: Final answer
   x = 1,714.24