Finding the Fourth Proportional to 1,981.83, 2,734.92 and 1,097.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,981.83 : 2,734.92 = 1,097.64 : x
2. Step 2: Convert to fraction form
   1,981.83/2,734.92 = 1,097.64/x
3. Step 3: Cross multiply
   1,981.83x = 2,734.92 × 1,097.64
4. Step 4: Simplify right side
   1,981.83x = 3,001,957.59
5. Step 5: Solve for x
   x = 3,001,957.59/1,981.83
6. Step 6: Final answer
   x = 1,514.74