Finding the Fourth Proportional to 140,019.32, 193,222.50 and 79,596.56

Step by Step Solution

1. Step 1: Write the proportion equation
   140,019.32 : 193,222.50 = 79,596.56 : x
2. Step 2: Convert to fraction form
   140,019.32/193,222.50 = 79,596.56/x
3. Step 3: Cross multiply
   140,019.32x = 193,222.50 × 79,596.56
4. Step 4: Simplify right side
   140,019.32x = 15,379,845,348.49
5. Step 5: Solve for x
   x = 15,379,845,348.49/140,019.32
6. Step 6: Final answer
   x = 109,840.88