Finding the Fourth Proportional to 2,179.73, 3,008.52 and 1,296.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.73 : 3,008.52 = 1,296.05 : x
2. Step 2: Convert to fraction form
   2,179.73/3,008.52 = 1,296.05/x
3. Step 3: Cross multiply
   2,179.73x = 3,008.52 × 1,296.05
4. Step 4: Simplify right side
   2,179.73x = 3,899,177.30
5. Step 5: Solve for x
   x = 3,899,177.30/2,179.73
6. Step 6: Final answer
   x = 1,788.84