Finding the Fourth Proportional to 9,613.86, 13,267.14 and 5,422.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,613.86 : 13,267.14 = 5,422.14 : x
2. Step 2: Convert to fraction form
   9,613.86/13,267.14 = 5,422.14/x
3. Step 3: Cross multiply
   9,613.86x = 13,267.14 × 5,422.14
4. Step 4: Simplify right side
   9,613.86x = 71,936,290.48
5. Step 5: Solve for x
   x = 71,936,290.48/9,613.86
6. Step 6: Final answer
   x = 7,482.56