Finding the Fourth Proportional to 105,593.57, 158,388.67 and 25,632.20

Step by Step Solution

1. Step 1: Write the proportion equation
   105,593.57 : 158,388.67 = 25,632.20 : x
2. Step 2: Convert to fraction form
   105,593.57/158,388.67 = 25,632.20/x
3. Step 3: Cross multiply
   105,593.57x = 158,388.67 × 25,632.20
4. Step 4: Simplify right side
   105,593.57x = 4,059,850,067.17
5. Step 5: Solve for x
   x = 4,059,850,067.17/105,593.57
6. Step 6: Final answer
   x = 38,447.89