Finding the Fourth Proportional to 2,411.52, 3,326.88 and 1,624.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.52 : 3,326.88 = 1,624.20 : x
2. Step 2: Convert to fraction form
   2,411.52/3,326.88 = 1,624.20/x
3. Step 3: Cross multiply
   2,411.52x = 3,326.88 × 1,624.20
4. Step 4: Simplify right side
   2,411.52x = 5,403,518.50
5. Step 5: Solve for x
   x = 5,403,518.50/2,411.52
6. Step 6: Final answer
   x = 2,240.71