Finding the Fourth Proportional to 10,651.35, 15,978.01 and 3,629

Step by Step Solution

1. Step 1: Write the proportion equation
   10,651.35 : 15,978.01 = 3,629 : x
2. Step 2: Convert to fraction form
   10,651.35/15,978.01 = 3,629/x
3. Step 3: Cross multiply
   10,651.35x = 15,978.01 × 3,629
4. Step 4: Simplify right side
   10,651.35x = 57,984,198.29
5. Step 5: Solve for x
   x = 57,984,198.29/10,651.35
6. Step 6: Final answer
   x = 5,443.84