Finding the Fourth Proportional to 140,185.44, 193,449.72 and 79,761.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,185.44 : 193,449.72 = 79,761.12 : x
2. Step 2: Convert to fraction form
   140,185.44/193,449.72 = 79,761.12/x
3. Step 3: Cross multiply
   140,185.44x = 193,449.72 × 79,761.12
4. Step 4: Simplify right side
   140,185.44x = 15,429,766,330.89
5. Step 5: Solve for x
   x = 15,429,766,330.89/140,185.44
6. Step 6: Final answer
   x = 110,066.83