Finding the Fourth Proportional to 9,086.99, 13,634.43 and 3,825.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,086.99 : 13,634.43 = 3,825.43 : x
2. Step 2: Convert to fraction form
   9,086.99/13,634.43 = 3,825.43/x
3. Step 3: Cross multiply
   9,086.99x = 13,634.43 × 3,825.43
4. Step 4: Simplify right side
   9,086.99x = 52,157,509.12
5. Step 5: Solve for x
   x = 52,157,509.12/9,086.99
6. Step 6: Final answer
   x = 5,739.80