Finding the Fourth Proportional to 158,227.37, 218,354.04 and 86,611.94

Step by Step Solution

1. Step 1: Write the proportion equation
   158,227.37 : 218,354.04 = 86,611.94 : x
2. Step 2: Convert to fraction form
   158,227.37/218,354.04 = 86,611.94/x
3. Step 3: Cross multiply
   158,227.37x = 218,354.04 × 86,611.94
4. Step 4: Simplify right side
   158,227.37x = 18,912,065,919.47
5. Step 5: Solve for x
   x = 18,912,065,919.47/158,227.37
6. Step 6: Final answer
   x = 119,524.62