Finding the Fourth Proportional to 196,839.57, 295,083.55 and 76,868.61

Step by Step Solution

1. Step 1: Write the proportion equation
   196,839.57 : 295,083.55 = 76,868.61 : x
2. Step 2: Convert to fraction form
   196,839.57/295,083.55 = 76,868.61/x
3. Step 3: Cross multiply
   196,839.57x = 295,083.55 × 76,868.61
4. Step 4: Simplify right side
   196,839.57x = 22,682,662,322.37
5. Step 5: Solve for x
   x = 22,682,662,322.37/196,839.57
6. Step 6: Final answer
   x = 115,234.26