Finding the Fourth Proportional to 2,001.42, 2,761.56 and 1,162.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001.42 : 2,761.56 = 1,162.13 : x
2. Step 2: Convert to fraction form
   2,001.42/2,761.56 = 1,162.13/x
3. Step 3: Cross multiply
   2,001.42x = 2,761.56 × 1,162.13
4. Step 4: Simplify right side
   2,001.42x = 3,209,277.92
5. Step 5: Solve for x
   x = 3,209,277.92/2,001.42
6. Step 6: Final answer
   x = 1,603.50