Finding the Fourth Proportional to 21,922.44, 30,245.58 and 12,484.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,922.44 : 30,245.58 = 12,484.32 : x
2. Step 2: Convert to fraction form
   21,922.44/30,245.58 = 12,484.32/x
3. Step 3: Cross multiply
   21,922.44x = 30,245.58 × 12,484.32
4. Step 4: Simplify right side
   21,922.44x = 377,595,499.31
5. Step 5: Solve for x
   x = 377,595,499.31/21,922.44
6. Step 6: Final answer
   x = 17,224.15