Finding the Fourth Proportional to 231,974.24, 348,016.62 and 82,227.60

Step by Step Solution

1. Step 1: Write the proportion equation
   231,974.24 : 348,016.62 = 82,227.60 : x
2. Step 2: Convert to fraction form
   231,974.24/348,016.62 = 82,227.60/x
3. Step 3: Cross multiply
   231,974.24x = 348,016.62 × 82,227.60
4. Step 4: Simplify right side
   231,974.24x = 28,616,571,422.71
5. Step 5: Solve for x
   x = 28,616,571,422.71/231,974.24
6. Step 6: Final answer
   x = 123,360.99