Finding the Fourth Proportional to 2,030.05, 2,801.48 and 1,098.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.05 : 2,801.48 = 1,098.55 : x
2. Step 2: Convert to fraction form
   2,030.05/2,801.48 = 1,098.55/x
3. Step 3: Cross multiply
   2,030.05x = 2,801.48 × 1,098.55
4. Step 4: Simplify right side
   2,030.05x = 3,077,565.85
5. Step 5: Solve for x
   x = 3,077,565.85/2,030.05
6. Step 6: Final answer
   x = 1,516.00