Finding the Fourth Proportional to 9,922.53, 13,694.37 and 5,729.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,922.53 : 13,694.37 = 5,729.97 : x
2. Step 2: Convert to fraction form
   9,922.53/13,694.37 = 5,729.97/x
3. Step 3: Cross multiply
   9,922.53x = 13,694.37 × 5,729.97
4. Step 4: Simplify right side
   9,922.53x = 78,468,329.27
5. Step 5: Solve for x
   x = 78,468,329.27/9,922.53
6. Step 6: Final answer
   x = 7,908.10