Finding the Fourth Proportional to 158,087.42, 236,903.75 and 68,105.42

Step by Step Solution

1. Step 1: Write the proportion equation
   158,087.42 : 236,903.75 = 68,105.42 : x
2. Step 2: Convert to fraction form
   158,087.42/236,903.75 = 68,105.42/x
3. Step 3: Cross multiply
   158,087.42x = 236,903.75 × 68,105.42
4. Step 4: Simplify right side
   158,087.42x = 16,134,429,393.33
5. Step 5: Solve for x
   x = 16,134,429,393.33/158,087.42
6. Step 6: Final answer
   x = 102,060.18