Finding the Fourth Proportional to 1,142.71, 1,714.10 and 362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142.71 : 1,714.10 = 362.72 : x
2. Step 2: Convert to fraction form
   1,142.71/1,714.10 = 362.72/x
3. Step 3: Cross multiply
   1,142.71x = 1,714.10 × 362.72
4. Step 4: Simplify right side
   1,142.71x = 621,729.78
5. Step 5: Solve for x
   x = 621,729.78/1,142.71
6. Step 6: Final answer
   x = 544.08