Finding the Fourth Proportional to 2,326.15, 3,211.82 and 1,628.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.15 : 3,211.82 = 1,628.47 : x
2. Step 2: Convert to fraction form
   2,326.15/3,211.82 = 1,628.47/x
3. Step 3: Cross multiply
   2,326.15x = 3,211.82 × 1,628.47
4. Step 4: Simplify right side
   2,326.15x = 5,230,352.52
5. Step 5: Solve for x
   x = 5,230,352.52/2,326.15
6. Step 6: Final answer
   x = 2,248.50