Finding the Fourth Proportional to 10,196.94, 15,286.35 and 3,622.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.94 : 15,286.35 = 3,622.26 : x
2. Step 2: Convert to fraction form
   10,196.94/15,286.35 = 3,622.26/x
3. Step 3: Cross multiply
   10,196.94x = 15,286.35 × 3,622.26
4. Step 4: Simplify right side
   10,196.94x = 55,371,134.15
5. Step 5: Solve for x
   x = 55,371,134.15/10,196.94
6. Step 6: Final answer
   x = 5,430.17