Finding the Fourth Proportional to 1,917.52, 2,874.90 and 1,096.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,917.52 : 2,874.90 = 1,096.18 : x
2. Step 2: Convert to fraction form
   1,917.52/2,874.90 = 1,096.18/x
3. Step 3: Cross multiply
   1,917.52x = 2,874.90 × 1,096.18
4. Step 4: Simplify right side
   1,917.52x = 3,151,407.88
5. Step 5: Solve for x
   x = 3,151,407.88/1,917.52
6. Step 6: Final answer
   x = 1,643.48