Finding the Fourth Proportional to 188,148.56, 281,789.88 and 109,067.60

Step by Step Solution

1. Step 1: Write the proportion equation
   188,148.56 : 281,789.88 = 109,067.60 : x
2. Step 2: Convert to fraction form
   188,148.56/281,789.88 = 109,067.60/x
3. Step 3: Cross multiply
   188,148.56x = 281,789.88 × 109,067.60
4. Step 4: Simplify right side
   188,148.56x = 30,734,145,915.89
5. Step 5: Solve for x
   x = 30,734,145,915.89/188,148.56
6. Step 6: Final answer
   x = 163,350.42