Finding the Fourth Proportional to 2,002.84, 2,761.42 and 1,531.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.84 : 2,761.42 = 1,531.32 : x
2. Step 2: Convert to fraction form
   2,002.84/2,761.42 = 1,531.32/x
3. Step 3: Cross multiply
   2,002.84x = 2,761.42 × 1,531.32
4. Step 4: Simplify right side
   2,002.84x = 4,228,617.67
5. Step 5: Solve for x
   x = 4,228,617.67/2,002.84
6. Step 6: Final answer
   x = 2,111.31