Finding the Fourth Proportional to 2,379.28, 3,284.85 and 1,552.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379.28 : 3,284.85 = 1,552.72 : x
2. Step 2: Convert to fraction form
   2,379.28/3,284.85 = 1,552.72/x
3. Step 3: Cross multiply
   2,379.28x = 3,284.85 × 1,552.72
4. Step 4: Simplify right side
   2,379.28x = 5,100,453.49
5. Step 5: Solve for x
   x = 5,100,453.49/2,379.28
6. Step 6: Final answer
   x = 2,143.70