Finding the Fourth Proportional to 9,651.90, 13,318.83 and 5,673.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,651.90 : 13,318.83 = 5,673.18 : x
2. Step 2: Convert to fraction form
   9,651.90/13,318.83 = 5,673.18/x
3. Step 3: Cross multiply
   9,651.90x = 13,318.83 × 5,673.18
4. Step 4: Simplify right side
   9,651.90x = 75,560,119.98
5. Step 5: Solve for x
   x = 75,560,119.98/9,651.90
6. Step 6: Final answer
   x = 7,828.52