Finding the Fourth Proportional to 2,773.59, 3,826.39 and 1,934.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.59 : 3,826.39 = 1,934.79 : x
2. Step 2: Convert to fraction form
   2,773.59/3,826.39 = 1,934.79/x
3. Step 3: Cross multiply
   2,773.59x = 3,826.39 × 1,934.79
4. Step 4: Simplify right side
   2,773.59x = 7,403,261.11
5. Step 5: Solve for x
   x = 7,403,261.11/2,773.59
6. Step 6: Final answer
   x = 2,669.20