Finding the Fourth Proportional to 22,196.76, 30,632.46 and 12,765.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,196.76 : 30,632.46 = 12,765.33 : x
2. Step 2: Convert to fraction form
   22,196.76/30,632.46 = 12,765.33/x
3. Step 3: Cross multiply
   22,196.76x = 30,632.46 × 12,765.33
4. Step 4: Simplify right side
   22,196.76x = 391,033,460.61
5. Step 5: Solve for x
   x = 391,033,460.61/22,196.76
6. Step 6: Final answer
   x = 17,616.69