Finding the Fourth Proportional to 9,643.86, 13,308.78 and 5,452.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,643.86 : 13,308.78 = 5,452.14 : x
2. Step 2: Convert to fraction form
   9,643.86/13,308.78 = 5,452.14/x
3. Step 3: Cross multiply
   9,643.86x = 13,308.78 × 5,452.14
4. Step 4: Simplify right side
   9,643.86x = 72,561,331.79
5. Step 5: Solve for x
   x = 72,561,331.79/9,643.86
6. Step 6: Final answer
   x = 7,524.10