Finding the Fourth Proportional to 144,123, 198,891.70 and 79,596.58

Step by Step Solution

1. Step 1: Write the proportion equation
   144,123 : 198,891.70 = 79,596.58 : x
2. Step 2: Convert to fraction form
   144,123/198,891.70 = 79,596.58/x
3. Step 3: Cross multiply
   144,123x = 198,891.70 × 79,596.58
4. Step 4: Simplify right side
   144,123x = 15,831,099,110.39
5. Step 5: Solve for x
   x = 15,831,099,110.39/144,123
6. Step 6: Final answer
   x = 109,844.36