Finding the Fourth Proportional to 9,143.18, 13,716.69 and 5,196.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,143.18 : 13,716.69 = 5,196.29 : x
2. Step 2: Convert to fraction form
   9,143.18/13,716.69 = 5,196.29/x
3. Step 3: Cross multiply
   9,143.18x = 13,716.69 × 5,196.29
4. Step 4: Simplify right side
   9,143.18x = 71,275,830.50
5. Step 5: Solve for x
   x = 71,275,830.50/9,143.18
6. Step 6: Final answer
   x = 7,795.52