Finding the Fourth Proportional to 105,632.56, 158,447.32 and 25,671.12

Step by Step Solution

1. Step 1: Write the proportion equation
   105,632.56 : 158,447.32 = 25,671.12 : x
2. Step 2: Convert to fraction form
   105,632.56/158,447.32 = 25,671.12/x
3. Step 3: Cross multiply
   105,632.56x = 158,447.32 × 25,671.12
4. Step 4: Simplify right side
   105,632.56x = 4,067,520,165.40
5. Step 5: Solve for x
   x = 4,067,520,165.40/105,632.56
6. Step 6: Final answer
   x = 38,506.31