Finding the Fourth Proportional to 9,355.30, 14,049.15 and 4,981.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,355.30 : 14,049.15 = 4,981.30 : x
2. Step 2: Convert to fraction form
   9,355.30/14,049.15 = 4,981.30/x
3. Step 3: Cross multiply
   9,355.30x = 14,049.15 × 4,981.30
4. Step 4: Simplify right side
   9,355.30x = 69,983,030.90
5. Step 5: Solve for x
   x = 69,983,030.90/9,355.30
6. Step 6: Final answer
   x = 7,480.58