Finding the Fourth Proportional to 199,714.50, 275,606.82 and 109,072.26

Step by Step Solution

1. Step 1: Write the proportion equation
   199,714.50 : 275,606.82 = 109,072.26 : x
2. Step 2: Convert to fraction form
   199,714.50/275,606.82 = 109,072.26/x
3. Step 3: Cross multiply
   199,714.50x = 275,606.82 × 109,072.26
4. Step 4: Simplify right side
   199,714.50x = 30,061,058,728.81
5. Step 5: Solve for x
   x = 30,061,058,728.81/199,714.50
6. Step 6: Final answer
   x = 150,520.16