Finding the Fourth Proportional to 9,408.50, 14,112.30 and 2,388.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,408.50 : 14,112.30 = 2,388.72 : x
2. Step 2: Convert to fraction form
   9,408.50/14,112.30 = 2,388.72/x
3. Step 3: Cross multiply
   9,408.50x = 14,112.30 × 2,388.72
4. Step 4: Simplify right side
   9,408.50x = 33,710,333.26
5. Step 5: Solve for x
   x = 33,710,333.26/9,408.50
6. Step 6: Final answer
   x = 3,582.97