Finding the Fourth Proportional to 140,059.14, 193,268.61 and 79,617.98

Step by Step Solution

1. Step 1: Write the proportion equation
   140,059.14 : 193,268.61 = 79,617.98 : x
2. Step 2: Convert to fraction form
   140,059.14/193,268.61 = 79,617.98/x
3. Step 3: Cross multiply
   140,059.14x = 193,268.61 × 79,617.98
4. Step 4: Simplify right side
   140,059.14x = 15,387,655,657.83
5. Step 5: Solve for x
   x = 15,387,655,657.83/140,059.14
6. Step 6: Final answer
   x = 109,865.42