Finding the Fourth Proportional to 3,626.54, 5,005.31 and 2,134.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,626.54 : 5,005.31 = 2,134.39 : x
2. Step 2: Convert to fraction form
   3,626.54/5,005.31 = 2,134.39/x
3. Step 3: Cross multiply
   3,626.54x = 5,005.31 × 2,134.39
4. Step 4: Simplify right side
   3,626.54x = 10,683,260.43
5. Step 5: Solve for x
   x = 10,683,260.43/3,626.54
6. Step 6: Final answer
   x = 2,945.85