Finding the Fourth Proportional to 2,317.31, 3,474.34 and 1,162.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.31 : 3,474.34 = 1,162.43 : x
2. Step 2: Convert to fraction form
   2,317.31/3,474.34 = 1,162.43/x
3. Step 3: Cross multiply
   2,317.31x = 3,474.34 × 1,162.43
4. Step 4: Simplify right side
   2,317.31x = 4,038,677.05
5. Step 5: Solve for x
   x = 4,038,677.05/2,317.31
6. Step 6: Final answer
   x = 1,742.83