Finding the Fourth Proportional to 2,580.98, 3,871.71 and 732.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.98 : 3,871.71 = 732.14 : x
2. Step 2: Convert to fraction form
   2,580.98/3,871.71 = 732.14/x
3. Step 3: Cross multiply
   2,580.98x = 3,871.71 × 732.14
4. Step 4: Simplify right side
   2,580.98x = 2,834,633.76
5. Step 5: Solve for x
   x = 2,834,633.76/2,580.98
6. Step 6: Final answer
   x = 1,098.28