Finding the Fourth Proportional to 9,480.44, 13,080.78 and 5,753.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,480.44 : 13,080.78 = 5,753.72 : x
2. Step 2: Convert to fraction form
   9,480.44/13,080.78 = 5,753.72/x
3. Step 3: Cross multiply
   9,480.44x = 13,080.78 × 5,753.72
4. Step 4: Simplify right side
   9,480.44x = 75,263,145.50
5. Step 5: Solve for x
   x = 75,263,145.50/9,480.44
6. Step 6: Final answer
   x = 7,938.78