Finding the Fourth Proportional to 9,520.67, 13,136.96 and 5,981.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,520.67 : 13,136.96 = 5,981.38 : x
2. Step 2: Convert to fraction form
   9,520.67/13,136.96 = 5,981.38/x
3. Step 3: Cross multiply
   9,520.67x = 13,136.96 × 5,981.38
4. Step 4: Simplify right side
   9,520.67x = 78,577,084.12
5. Step 5: Solve for x
   x = 78,577,084.12/9,520.67
6. Step 6: Final answer
   x = 8,253.31