Finding the Fourth Proportional to 2,326.84, 3,473.31 and 2,155.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.84 : 3,473.31 = 2,155.52 : x
2. Step 2: Convert to fraction form
   2,326.84/3,473.31 = 2,155.52/x
3. Step 3: Cross multiply
   2,326.84x = 3,473.31 × 2,155.52
4. Step 4: Simplify right side
   2,326.84x = 7,486,789.17
5. Step 5: Solve for x
   x = 7,486,789.17/2,326.84
6. Step 6: Final answer
   x = 3,217.58