Finding the Fourth Proportional to 2,868.34, 3,947.23 and 2,632.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.34 : 3,947.23 = 2,632.49 : x
2. Step 2: Convert to fraction form
   2,868.34/3,947.23 = 2,632.49/x
3. Step 3: Cross multiply
   2,868.34x = 3,947.23 × 2,632.49
4. Step 4: Simplify right side
   2,868.34x = 10,391,043.50
5. Step 5: Solve for x
   x = 10,391,043.50/2,868.34
6. Step 6: Final answer
   x = 3,622.67