Finding the Fourth Proportional to 150,903.78, 226,404.69 and 72,007.74

Step by Step Solution

1. Step 1: Write the proportion equation
   150,903.78 : 226,404.69 = 72,007.74 : x
2. Step 2: Convert to fraction form
   150,903.78/226,404.69 = 72,007.74/x
3. Step 3: Cross multiply
   150,903.78x = 226,404.69 × 72,007.74
4. Step 4: Simplify right side
   150,903.78x = 16,302,890,052.30
5. Step 5: Solve for x
   x = 16,302,890,052.30/150,903.78
6. Step 6: Final answer
   x = 108,035.00