Finding the Fourth Proportional to 1,981.73, 2,734.92 and 1,097.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,981.73 : 2,734.92 = 1,097.55 : x
2. Step 2: Convert to fraction form
   1,981.73/2,734.92 = 1,097.55/x
3. Step 3: Cross multiply
   1,981.73x = 2,734.92 × 1,097.55
4. Step 4: Simplify right side
   1,981.73x = 3,001,711.45
5. Step 5: Solve for x
   x = 3,001,711.45/1,981.73
6. Step 6: Final answer
   x = 1,514.69