Finding the Fourth Proportional to 17,613.32, 26,413.41 and 7,079.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,613.32 : 26,413.41 = 7,079.78 : x
2. Step 2: Convert to fraction form
   17,613.32/26,413.41 = 7,079.78/x
3. Step 3: Cross multiply
   17,613.32x = 26,413.41 × 7,079.78
4. Step 4: Simplify right side
   17,613.32x = 187,001,036.03
5. Step 5: Solve for x
   x = 187,001,036.03/17,613.32
6. Step 6: Final answer
   x = 10,617.02