Finding the Fourth Proportional to 199,141.74, 274,815.72 and 109,717.74

Step by Step Solution

1. Step 1: Write the proportion equation
   199,141.74 : 274,815.72 = 109,717.74 : x
2. Step 2: Convert to fraction form
   199,141.74/274,815.72 = 109,717.74/x
3. Step 3: Cross multiply
   199,141.74x = 274,815.72 × 109,717.74
4. Step 4: Simplify right side
   199,141.74x = 30,152,159,714.87
5. Step 5: Solve for x
   x = 30,152,159,714.87/199,141.74
6. Step 6: Final answer
   x = 151,410.55