Finding the Fourth Proportional to 12,196.29, 18,302.75 and 5,622.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.29 : 18,302.75 = 5,622.53 : x
2. Step 2: Convert to fraction form
   12,196.29/18,302.75 = 5,622.53/x
3. Step 3: Cross multiply
   12,196.29x = 18,302.75 × 5,622.53
4. Step 4: Simplify right side
   12,196.29x = 102,907,732.84
5. Step 5: Solve for x
   x = 102,907,732.84/12,196.29
6. Step 6: Final answer
   x = 8,437.63