Finding the Fourth Proportional to 199,185.72, 274,874.94 and 109,761.72

Step by Step Solution

1. Step 1: Write the proportion equation
   199,185.72 : 274,874.94 = 109,761.72 : x
2. Step 2: Convert to fraction form
   199,185.72/274,874.94 = 109,761.72/x
3. Step 3: Cross multiply
   199,185.72x = 274,874.94 × 109,761.72
4. Step 4: Simplify right side
   199,185.72x = 30,170,746,199.30
5. Step 5: Solve for x
   x = 30,170,746,199.30/199,185.72
6. Step 6: Final answer
   x = 151,470.43