Finding the Fourth Proportional to 2,326.23, 3,210.18 and 1,331.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.23 : 3,210.18 = 1,331.69 : x
2. Step 2: Convert to fraction form
   2,326.23/3,210.18 = 1,331.69/x
3. Step 3: Cross multiply
   2,326.23x = 3,210.18 × 1,331.69
4. Step 4: Simplify right side
   2,326.23x = 4,274,948.55
5. Step 5: Solve for x
   x = 4,274,948.55/2,326.23
6. Step 6: Final answer
   x = 1,837.72