Finding the Fourth Proportional to 9,839.20, 14,759.52 and 3,994.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,839.20 : 14,759.52 = 3,994.24 : x
2. Step 2: Convert to fraction form
   9,839.20/14,759.52 = 3,994.24/x
3. Step 3: Cross multiply
   9,839.20x = 14,759.52 × 3,994.24
4. Step 4: Simplify right side
   9,839.20x = 58,953,065.16
5. Step 5: Solve for x
   x = 58,953,065.16/9,839.20
6. Step 6: Final answer
   x = 5,991.65