Finding the Fourth Proportional to 140,314.10, 193,640.37 and 79,885.94

Step by Step Solution

1. Step 1: Write the proportion equation
   140,314.10 : 193,640.37 = 79,885.94 : x
2. Step 2: Convert to fraction form
   140,314.10/193,640.37 = 79,885.94/x
3. Step 3: Cross multiply
   140,314.10x = 193,640.37 × 79,885.94
4. Step 4: Simplify right side
   140,314.10x = 15,469,142,979.40
5. Step 5: Solve for x
   x = 15,469,142,979.40/140,314.10
6. Step 6: Final answer
   x = 110,246.53