Finding the Fourth Proportional to 22,223.79, 30,669.71 and 13,269.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,223.79 : 30,669.71 = 13,269.24 : x
2. Step 2: Convert to fraction form
   22,223.79/30,669.71 = 13,269.24/x
3. Step 3: Cross multiply
   22,223.79x = 30,669.71 × 13,269.24
4. Step 4: Simplify right side
   22,223.79x = 406,963,676.37
5. Step 5: Solve for x
   x = 406,963,676.37/22,223.79
6. Step 6: Final answer
   x = 18,312.07