Finding the Fourth Proportional to 199,174.72, 274,859.76 and 109,750.72

Step by Step Solution

1. Step 1: Write the proportion equation
   199,174.72 : 274,859.76 = 109,750.72 : x
2. Step 2: Convert to fraction form
   199,174.72/274,859.76 = 109,750.72/x
3. Step 3: Cross multiply
   199,174.72x = 274,859.76 × 109,750.72
4. Step 4: Simplify right side
   199,174.72x = 30,166,056,559.03
5. Step 5: Solve for x
   x = 30,166,056,559.03/199,174.72
6. Step 6: Final answer
   x = 151,455.25