Finding the Fourth Proportional to 23,317.12, 34,968.72 and 8,522.60

Step by Step Solution

1. Step 1: Write the proportion equation
   23,317.12 : 34,968.72 = 8,522.60 : x
2. Step 2: Convert to fraction form
   23,317.12/34,968.72 = 8,522.60/x
3. Step 3: Cross multiply
   23,317.12x = 34,968.72 × 8,522.60
4. Step 4: Simplify right side
   23,317.12x = 298,024,413.07
5. Step 5: Solve for x
   x = 298,024,413.07/23,317.12
6. Step 6: Final answer
   x = 12,781.36