Finding the Fourth Proportional to 22,339.37, 30,829.15 and 12,268.74

Step by Step Solution

1. Step 1: Write the proportion equation
   22,339.37 : 30,829.15 = 12,268.74 : x
2. Step 2: Convert to fraction form
   22,339.37/30,829.15 = 12,268.74/x
3. Step 3: Cross multiply
   22,339.37x = 30,829.15 × 12,268.74
4. Step 4: Simplify right side
   22,339.37x = 378,234,718.03
5. Step 5: Solve for x
   x = 378,234,718.03/22,339.37
6. Step 6: Final answer
   x = 16,931.31