Finding the Fourth Proportional to 2,030.25, 2,801.76 and 1,098.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.25 : 2,801.76 = 1,098.75 : x
2. Step 2: Convert to fraction form
   2,030.25/2,801.76 = 1,098.75/x
3. Step 3: Cross multiply
   2,030.25x = 2,801.76 × 1,098.75
4. Step 4: Simplify right side
   2,030.25x = 3,078,433.80
5. Step 5: Solve for x
   x = 3,078,433.80/2,030.25
6. Step 6: Final answer
   x = 1,516.28