Finding the Fourth Proportional to 105,917.98, 158,876.84 and 27,032.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,917.98 : 158,876.84 = 27,032.20 : x
2. Step 2: Convert to fraction form
   105,917.98/158,876.84 = 27,032.20/x
3. Step 3: Cross multiply
   105,917.98x = 158,876.84 × 27,032.20
4. Step 4: Simplify right side
   105,917.98x = 4,294,790,514.25
5. Step 5: Solve for x
   x = 4,294,790,514.25/105,917.98
6. Step 6: Final answer
   x = 40,548.27