Finding the Fourth Proportional to 108,009.46, 162,154.52 and 83,067.18

Step by Step Solution

1. Step 1: Write the proportion equation
   108,009.46 : 162,154.52 = 83,067.18 : x
2. Step 2: Convert to fraction form
   108,009.46/162,154.52 = 83,067.18/x
3. Step 3: Cross multiply
   108,009.46x = 162,154.52 × 83,067.18
4. Step 4: Simplify right side
   108,009.46x = 13,469,718,908.32
5. Step 5: Solve for x
   x = 13,469,718,908.32/108,009.46
6. Step 6: Final answer
   x = 124,708.70