Finding the Fourth Proportional to 9,085.36, 13,632.34 and 3,821.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,085.36 : 13,632.34 = 3,821.53 : x
2. Step 2: Convert to fraction form
   9,085.36/13,632.34 = 3,821.53/x
3. Step 3: Cross multiply
   9,085.36x = 13,632.34 × 3,821.53
4. Step 4: Simplify right side
   9,085.36x = 52,096,328.12
5. Step 5: Solve for x
   x = 52,096,328.12/9,085.36
6. Step 6: Final answer
   x = 5,734.10