Finding the Fourth Proportional to 2,032.31, 2,801.72 and 1,442.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,032.31 : 2,801.72 = 1,442.63 : x
2. Step 2: Convert to fraction form
   2,032.31/2,801.72 = 1,442.63/x
3. Step 3: Cross multiply
   2,032.31x = 2,801.72 × 1,442.63
4. Step 4: Simplify right side
   2,032.31x = 4,041,838.11
5. Step 5: Solve for x
   x = 4,041,838.11/2,032.31
6. Step 6: Final answer
   x = 1,988.79