Finding the Fourth Proportional to 111,568.08, 153,958.41 and 63,162.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,568.08 : 153,958.41 = 63,162.48 : x
2. Step 2: Convert to fraction form
   111,568.08/153,958.41 = 63,162.48/x
3. Step 3: Cross multiply
   111,568.08x = 153,958.41 × 63,162.48
4. Step 4: Simplify right side
   111,568.08x = 9,724,394,992.46
5. Step 5: Solve for x
   x = 9,724,394,992.46/111,568.08
6. Step 6: Final answer
   x = 87,161.09