Finding the Fourth Proportional to 1,411.30, 1,943.35 and 1,162.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.30 : 1,943.35 = 1,162.19 : x
2. Step 2: Convert to fraction form
   1,411.30/1,943.35 = 1,162.19/x
3. Step 3: Cross multiply
   1,411.30x = 1,943.35 × 1,162.19
4. Step 4: Simplify right side
   1,411.30x = 2,258,538.40
5. Step 5: Solve for x
   x = 2,258,538.40/1,411.30
6. Step 6: Final answer
   x = 1,600.33