Finding the Fourth Proportional to 9,434.32, 13,018.62 and 5,452.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,434.32 : 13,018.62 = 5,452.72 : x
2. Step 2: Convert to fraction form
   9,434.32/13,018.62 = 5,452.72/x
3. Step 3: Cross multiply
   9,434.32x = 13,018.62 × 5,452.72
4. Step 4: Simplify right side
   9,434.32x = 70,986,889.65
5. Step 5: Solve for x
   x = 70,986,889.65/9,434.32
6. Step 6: Final answer
   x = 7,524.32