Finding the Fourth Proportional to 22,123.76, 30,524.28 and 13,166.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,123.76 : 30,524.28 = 13,166.76 : x
2. Step 2: Convert to fraction form
   22,123.76/30,524.28 = 13,166.76/x
3. Step 3: Cross multiply
   22,123.76x = 30,524.28 × 13,166.76
4. Step 4: Simplify right side
   22,123.76x = 401,905,868.93
5. Step 5: Solve for x
   x = 401,905,868.93/22,123.76
6. Step 6: Final answer
   x = 18,166.26