Finding the Fourth Proportional to 3,826.54, 5,770.42 and 3,774.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826.54 : 5,770.42 = 3,774.52 : x
2. Step 2: Convert to fraction form
   3,826.54/5,770.42 = 3,774.52/x
3. Step 3: Cross multiply
   3,826.54x = 5,770.42 × 3,774.52
4. Step 4: Simplify right side
   3,826.54x = 21,780,565.70
5. Step 5: Solve for x
   x = 21,780,565.70/3,826.54
6. Step 6: Final answer
   x = 5,691.97