Finding the Fourth Proportional to 9,388.84, 14,073.92 and 5,230.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.84 : 14,073.92 = 5,230.74 : x
2. Step 2: Convert to fraction form
   9,388.84/14,073.92 = 5,230.74/x
3. Step 3: Cross multiply
   9,388.84x = 14,073.92 × 5,230.74
4. Step 4: Simplify right side
   9,388.84x = 73,617,016.30
5. Step 5: Solve for x
   x = 73,617,016.30/9,388.84
6. Step 6: Final answer
   x = 7,840.91