Finding the Fourth Proportional to 2,083.52, 2,871.96 and 1,663.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.52 : 2,871.96 = 1,663.13 : x
2. Step 2: Convert to fraction form
   2,083.52/2,871.96 = 1,663.13/x
3. Step 3: Cross multiply
   2,083.52x = 2,871.96 × 1,663.13
4. Step 4: Simplify right side
   2,083.52x = 4,776,443.78
5. Step 5: Solve for x
   x = 4,776,443.78/2,083.52
6. Step 6: Final answer
   x = 2,292.48