Finding the Fourth Proportional to 9,838.84, 14,745.52 and 3,992.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,838.84 : 14,745.52 = 3,992.28 : x
2. Step 2: Convert to fraction form
   9,838.84/14,745.52 = 3,992.28/x
3. Step 3: Cross multiply
   9,838.84x = 14,745.52 × 3,992.28
4. Step 4: Simplify right side
   9,838.84x = 58,868,244.59
5. Step 5: Solve for x
   x = 58,868,244.59/9,838.84
6. Step 6: Final answer
   x = 5,983.25