Finding the Fourth Proportional to 3,629.16, 5,414.10 and 3,528.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,629.16 : 5,414.10 = 3,528.72 : x
2. Step 2: Convert to fraction form
   3,629.16/5,414.10 = 3,528.72/x
3. Step 3: Cross multiply
   3,629.16x = 5,414.10 × 3,528.72
4. Step 4: Simplify right side
   3,629.16x = 19,104,842.95
5. Step 5: Solve for x
   x = 19,104,842.95/3,629.16
6. Step 6: Final answer
   x = 5,264.26