Finding the Fourth Proportional to 22,266, 30,718.56 and 14,715.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,266 : 30,718.56 = 14,715.96 : x
2. Step 2: Convert to fraction form
   22,266/30,718.56 = 14,715.96/x
3. Step 3: Cross multiply
   22,266x = 30,718.56 × 14,715.96
4. Step 4: Simplify right side
   22,266x = 452,053,100.22
5. Step 5: Solve for x
   x = 452,053,100.22/22,266
6. Step 6: Final answer
   x = 20,302.39