Finding the Fourth Proportional to 115,499.48, 159,378.72 and 67,744.04

Step by Step Solution

1. Step 1: Write the proportion equation
   115,499.48 : 159,378.72 = 67,744.04 : x
2. Step 2: Convert to fraction form
   115,499.48/159,378.72 = 67,744.04/x
3. Step 3: Cross multiply
   115,499.48x = 159,378.72 × 67,744.04
4. Step 4: Simplify right side
   115,499.48x = 10,796,958,382.83
5. Step 5: Solve for x
   x = 10,796,958,382.83/115,499.48
6. Step 6: Final answer
   x = 93,480.58