Finding the Fourth Proportional to 2,320.57, 3,202.52 and 1,326.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,320.57 : 3,202.52 = 1,326.17 : x
2. Step 2: Convert to fraction form
   2,320.57/3,202.52 = 1,326.17/x
3. Step 3: Cross multiply
   2,320.57x = 3,202.52 × 1,326.17
4. Step 4: Simplify right side
   2,320.57x = 4,247,087.32
5. Step 5: Solve for x
   x = 4,247,087.32/2,320.57
6. Step 6: Final answer
   x = 1,830.19