Finding the Fourth Proportional to 22,244, 30,696.72 and 12,308

Step by Step Solution

1. Step 1: Write the proportion equation
   22,244 : 30,696.72 = 12,308 : x
2. Step 2: Convert to fraction form
   22,244/30,696.72 = 12,308/x
3. Step 3: Cross multiply
   22,244x = 30,696.72 × 12,308
4. Step 4: Simplify right side
   22,244x = 377,815,229.76
5. Step 5: Solve for x
   x = 377,815,229.76/22,244
6. Step 6: Final answer
   x = 16,985.04