Finding the Fourth Proportional to 108,743.34, 150,007.81 and 63,404.78

Step by Step Solution

1. Step 1: Write the proportion equation
   108,743.34 : 150,007.81 = 63,404.78 : x
2. Step 2: Convert to fraction form
   108,743.34/150,007.81 = 63,404.78/x
3. Step 3: Cross multiply
   108,743.34x = 150,007.81 × 63,404.78
4. Step 4: Simplify right side
   108,743.34x = 9,511,211,490.83
5. Step 5: Solve for x
   x = 9,511,211,490.83/108,743.34
6. Step 6: Final answer
   x = 87,464.78