Finding the Fourth Proportional to 1,919.58, 2,876.67 and 1,096.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919.58 : 2,876.67 = 1,096.62 : x
2. Step 2: Convert to fraction form
   1,919.58/2,876.67 = 1,096.62/x
3. Step 3: Cross multiply
   1,919.58x = 2,876.67 × 1,096.62
4. Step 4: Simplify right side
   1,919.58x = 3,154,613.86
5. Step 5: Solve for x
   x = 3,154,613.86/1,919.58
6. Step 6: Final answer
   x = 1,643.39