Finding the Fourth Proportional to 3,792.25, 5,235.72 and 3,608.11

Step by Step Solution

1. Step 1: Write the proportion equation
   3,792.25 : 5,235.72 = 3,608.11 : x
2. Step 2: Convert to fraction form
   3,792.25/5,235.72 = 3,608.11/x
3. Step 3: Cross multiply
   3,792.25x = 5,235.72 × 3,608.11
4. Step 4: Simplify right side
   3,792.25x = 18,891,027.51
5. Step 5: Solve for x
   x = 18,891,027.51/3,792.25
6. Step 6: Final answer
   x = 4,981.49