Finding the Fourth Proportional to 3,876.89, 5,789.07 and 3,045.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,876.89 : 5,789.07 = 3,045.83 : x
2. Step 2: Convert to fraction form
   3,876.89/5,789.07 = 3,045.83/x
3. Step 3: Cross multiply
   3,876.89x = 5,789.07 × 3,045.83
4. Step 4: Simplify right side
   3,876.89x = 17,632,494.13
5. Step 5: Solve for x
   x = 17,632,494.13/3,876.89
6. Step 6: Final answer
   x = 4,548.11