Finding the Fourth Proportional to 7,066.38, 9,751.60 and 3,922.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,066.38 : 9,751.60 = 3,922.86 : x
2. Step 2: Convert to fraction form
   7,066.38/9,751.60 = 3,922.86/x
3. Step 3: Cross multiply
   7,066.38x = 9,751.60 × 3,922.86
4. Step 4: Simplify right side
   7,066.38x = 38,254,103.01
5. Step 5: Solve for x
   x = 38,254,103.01/7,066.38
6. Step 6: Final answer
   x = 5,413.54