Finding the Fourth Proportional to 6,628.50, 9,147.33 and 3,834.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,628.50 : 9,147.33 = 3,834.18 : x
2. Step 2: Convert to fraction form
   6,628.50/9,147.33 = 3,834.18/x
3. Step 3: Cross multiply
   6,628.50x = 9,147.33 × 3,834.18
4. Step 4: Simplify right side
   6,628.50x = 35,072,509.74
5. Step 5: Solve for x
   x = 35,072,509.74/6,628.50
6. Step 6: Final answer
   x = 5,291.17