Finding the Fourth Proportional to 173,037.72, 238,775.46 and 105,091.88

Step by Step Solution

1. Step 1: Write the proportion equation
   173,037.72 : 238,775.46 = 105,091.88 : x
2. Step 2: Convert to fraction form
   173,037.72/238,775.46 = 105,091.88/x
3. Step 3: Cross multiply
   173,037.72x = 238,775.46 × 105,091.88
4. Step 4: Simplify right side
   173,037.72x = 25,093,361,989.26
5. Step 5: Solve for x
   x = 25,093,361,989.26/173,037.72
6. Step 6: Final answer
   x = 145,016.72