Finding the Fourth Proportional to 108,900.44, 150,333.12 and 72,662.12

Step by Step Solution

1. Step 1: Write the proportion equation
   108,900.44 : 150,333.12 = 72,662.12 : x
2. Step 2: Convert to fraction form
   108,900.44/150,333.12 = 72,662.12/x
3. Step 3: Cross multiply
   108,900.44x = 150,333.12 × 72,662.12
4. Step 4: Simplify right side
   108,900.44x = 10,923,523,205.41
5. Step 5: Solve for x
   x = 10,923,523,205.41/108,900.44
6. Step 6: Final answer
   x = 100,307.43