Finding the Fourth Proportional to 140,188.37, 193,457.46 and 79,757.72

Step by Step Solution

1. Step 1: Write the proportion equation
   140,188.37 : 193,457.46 = 79,757.72 : x
2. Step 2: Convert to fraction form
   140,188.37/193,457.46 = 79,757.72/x
3. Step 3: Cross multiply
   140,188.37x = 193,457.46 × 79,757.72
4. Step 4: Simplify right side
   140,188.37x = 15,429,724,959.30
5. Step 5: Solve for x
   x = 15,429,724,959.30/140,188.37
6. Step 6: Final answer
   x = 110,064.23