Finding the Fourth Proportional to 22,196.71, 30,632.36 and 12,765.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,196.71 : 30,632.36 = 12,765.27 : x
2. Step 2: Convert to fraction form
   22,196.71/30,632.36 = 12,765.27/x
3. Step 3: Cross multiply
   22,196.71x = 30,632.36 × 12,765.27
4. Step 4: Simplify right side
   22,196.71x = 391,030,346.14
5. Step 5: Solve for x
   x = 391,030,346.14/22,196.71
6. Step 6: Final answer
   x = 17,616.59