Finding the Fourth Proportional to 2,078.74, 2,869.34 and 1,194.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.74 : 2,869.34 = 1,194.82 : x
2. Step 2: Convert to fraction form
   2,078.74/2,869.34 = 1,194.82/x
3. Step 3: Cross multiply
   2,078.74x = 2,869.34 × 1,194.82
4. Step 4: Simplify right side
   2,078.74x = 3,428,344.82
5. Step 5: Solve for x
   x = 3,428,344.82/2,078.74
6. Step 6: Final answer
   x = 1,649.24