Finding the Fourth Proportional to 140,605.31, 194,005.32 and 83,262.65

Step by Step Solution

1. Step 1: Write the proportion equation
   140,605.31 : 194,005.32 = 83,262.65 : x
2. Step 2: Convert to fraction form
   140,605.31/194,005.32 = 83,262.65/x
3. Step 3: Cross multiply
   140,605.31x = 194,005.32 × 83,262.65
4. Step 4: Simplify right side
   140,605.31x = 16,153,396,087.27
5. Step 5: Solve for x
   x = 16,153,396,087.27/140,605.31
6. Step 6: Final answer
   x = 114,884.68