Finding the Fourth Proportional to 73,196.10, 109,793.61 and 20,604.42

Step by Step Solution

1. Step 1: Write the proportion equation
   73,196.10 : 109,793.61 = 20,604.42 : x
2. Step 2: Convert to fraction form
   73,196.10/109,793.61 = 20,604.42/x
3. Step 3: Cross multiply
   73,196.10x = 109,793.61 × 20,604.42
4. Step 4: Simplify right side
   73,196.10x = 2,262,233,653.76
5. Step 5: Solve for x
   x = 2,262,233,653.76/73,196.10
6. Step 6: Final answer
   x = 30,906.48