Finding the Fourth Proportional to 3,714.72, 5,572.20 and 1,842.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,714.72 : 5,572.20 = 1,842.24 : x
2. Step 2: Convert to fraction form
   3,714.72/5,572.20 = 1,842.24/x
3. Step 3: Cross multiply
   3,714.72x = 5,572.20 × 1,842.24
4. Step 4: Simplify right side
   3,714.72x = 10,265,329.73
5. Step 5: Solve for x
   x = 10,265,329.73/3,714.72
6. Step 6: Final answer
   x = 2,763.42