Finding the Fourth Proportional to 2,600.33, 3,902.96 and 2,419.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,600.33 : 3,902.96 = 2,419.34 : x
2. Step 2: Convert to fraction form
   2,600.33/3,902.96 = 2,419.34/x
3. Step 3: Cross multiply
   2,600.33x = 3,902.96 × 2,419.34
4. Step 4: Simplify right side
   2,600.33x = 9,442,573.78
5. Step 5: Solve for x
   x = 9,442,573.78/2,600.33
6. Step 6: Final answer
   x = 3,631.31