Finding the Fourth Proportional to 2,179.92, 3,008.33 and 1,283.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.92 : 3,008.33 = 1,283.86 : x
2. Step 2: Convert to fraction form
   2,179.92/3,008.33 = 1,283.86/x
3. Step 3: Cross multiply
   2,179.92x = 3,008.33 × 1,283.86
4. Step 4: Simplify right side
   2,179.92x = 3,862,274.55
5. Step 5: Solve for x
   x = 3,862,274.55/2,179.92
6. Step 6: Final answer
   x = 1,771.75