Finding the Fourth Proportional to 1,523.96, 2,103.72 and 1,098.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,523.96 : 2,103.72 = 1,098.92 : x
2. Step 2: Convert to fraction form
   1,523.96/2,103.72 = 1,098.92/x
3. Step 3: Cross multiply
   1,523.96x = 2,103.72 × 1,098.92
4. Step 4: Simplify right side
   1,523.96x = 2,311,819.98
5. Step 5: Solve for x
   x = 2,311,819.98/1,523.96
6. Step 6: Final answer
   x = 1,516.98