Finding the Fourth Proportional to 3,443.72, 4,752.28 and 1,871.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.72 : 4,752.28 = 1,871.88 : x
2. Step 2: Convert to fraction form
   3,443.72/4,752.28 = 1,871.88/x
3. Step 3: Cross multiply
   3,443.72x = 4,752.28 × 1,871.88
4. Step 4: Simplify right side
   3,443.72x = 8,895,697.89
5. Step 5: Solve for x
   x = 8,895,697.89/3,443.72
6. Step 6: Final answer
   x = 2,583.17