Finding the Fourth Proportional to 2,326.33, 3,210.47 and 1,331.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.33 : 3,210.47 = 1,331.38 : x
2. Step 2: Convert to fraction form
   2,326.33/3,210.47 = 1,331.38/x
3. Step 3: Cross multiply
   2,326.33x = 3,210.47 × 1,331.38
4. Step 4: Simplify right side
   2,326.33x = 4,274,348.89
5. Step 5: Solve for x
   x = 4,274,348.89/2,326.33
6. Step 6: Final answer
   x = 1,837.38