Finding the Fourth Proportional to 2,402.31, 3,600.33 and 1,231.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.31 : 3,600.33 = 1,231.32 : x
2. Step 2: Convert to fraction form
   2,402.31/3,600.33 = 1,231.32/x
3. Step 3: Cross multiply
   2,402.31x = 3,600.33 × 1,231.32
4. Step 4: Simplify right side
   2,402.31x = 4,433,158.34
5. Step 5: Solve for x
   x = 4,433,158.34/2,402.31
6. Step 6: Final answer
   x = 1,845.37