Finding the Fourth Proportional to 9,304.78, 12,835.40 and 5,524.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,304.78 : 12,835.40 = 5,524.24 : x
2. Step 2: Convert to fraction form
   9,304.78/12,835.40 = 5,524.24/x
3. Step 3: Cross multiply
   9,304.78x = 12,835.40 × 5,524.24
4. Step 4: Simplify right side
   9,304.78x = 70,905,830.10
5. Step 5: Solve for x
   x = 70,905,830.10/9,304.78
6. Step 6: Final answer
   x = 7,620.37