Finding the Fourth Proportional to 1,981.82, 2,734.93 and 1,097.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,981.82 : 2,734.93 = 1,097.61 : x
2. Step 2: Convert to fraction form
   1,981.82/2,734.93 = 1,097.61/x
3. Step 3: Cross multiply
   1,981.82x = 2,734.93 × 1,097.61
4. Step 4: Simplify right side
   1,981.82x = 3,001,892.23
5. Step 5: Solve for x
   x = 3,001,892.23/1,981.82
6. Step 6: Final answer
   x = 1,514.72