Finding the Fourth Proportional to 3,443.55, 4,752.90 and 2,184.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.55 : 4,752.90 = 2,184.21 : x
2. Step 2: Convert to fraction form
   3,443.55/4,752.90 = 2,184.21/x
3. Step 3: Cross multiply
   3,443.55x = 4,752.90 × 2,184.21
4. Step 4: Simplify right side
   3,443.55x = 10,381,331.71
5. Step 5: Solve for x
   x = 10,381,331.71/3,443.55
6. Step 6: Final answer
   x = 3,014.72