Finding the Fourth Proportional to 2,442.72, 3,662.76 and 1,143

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442.72 : 3,662.76 = 1,143 : x
2. Step 2: Convert to fraction form
   2,442.72/3,662.76 = 1,143/x
3. Step 3: Cross multiply
   2,442.72x = 3,662.76 × 1,143
4. Step 4: Simplify right side
   2,442.72x = 4,186,534.68
5. Step 5: Solve for x
   x = 4,186,534.68/2,442.72
6. Step 6: Final answer
   x = 1,713.88