Finding the Fourth Proportional to 9,943.29, 13,722.03 and 5,694.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,943.29 : 13,722.03 = 5,694.75 : x
2. Step 2: Convert to fraction form
   9,943.29/13,722.03 = 5,694.75/x
3. Step 3: Cross multiply
   9,943.29x = 13,722.03 × 5,694.75
4. Step 4: Simplify right side
   9,943.29x = 78,143,530.34
5. Step 5: Solve for x
   x = 78,143,530.34/9,943.29
6. Step 6: Final answer
   x = 7,858.92