Finding the Fourth Proportional to 7,238.82, 9,994.50 and 5,480.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,238.82 : 9,994.50 = 5,480.04 : x
2. Step 2: Convert to fraction form
   7,238.82/9,994.50 = 5,480.04/x
3. Step 3: Cross multiply
   7,238.82x = 9,994.50 × 5,480.04
4. Step 4: Simplify right side
   7,238.82x = 54,770,259.78
5. Step 5: Solve for x
   x = 54,770,259.78/7,238.82
6. Step 6: Final answer
   x = 7,566.19