Finding the Fourth Proportional to 15,550.50, 21,460.25 and 8,836.41

Step by Step Solution

1. Step 1: Write the proportion equation
   15,550.50 : 21,460.25 = 8,836.41 : x
2. Step 2: Convert to fraction form
   15,550.50/21,460.25 = 8,836.41/x
3. Step 3: Cross multiply
   15,550.50x = 21,460.25 × 8,836.41
4. Step 4: Simplify right side
   15,550.50x = 189,631,523.52
5. Step 5: Solve for x
   x = 189,631,523.52/15,550.50
6. Step 6: Final answer
   x = 12,194.56