Finding the Fourth Proportional to 199,410.54, 275,179.83 and 118,796.31

Step by Step Solution

1. Step 1: Write the proportion equation
   199,410.54 : 275,179.83 = 118,796.31 : x
2. Step 2: Convert to fraction form
   199,410.54/275,179.83 = 118,796.31/x
3. Step 3: Cross multiply
   199,410.54x = 275,179.83 × 118,796.31
4. Step 4: Simplify right side
   199,410.54x = 32,690,348,390.43
5. Step 5: Solve for x
   x = 32,690,348,390.43/199,410.54
6. Step 6: Final answer
   x = 163,934.91