Finding the Fourth Proportional to 9,614.78, 13,268.12 and 5,365.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,614.78 : 13,268.12 = 5,365.86 : x
2. Step 2: Convert to fraction form
   9,614.78/13,268.12 = 5,365.86/x
3. Step 3: Cross multiply
   9,614.78x = 13,268.12 × 5,365.86
4. Step 4: Simplify right side
   9,614.78x = 71,194,847.55
5. Step 5: Solve for x
   x = 71,194,847.55/9,614.78
6. Step 6: Final answer
   x = 7,404.73