Finding the Fourth Proportional to 82,467.29, 123,683.92 and 40,304.09

Step by Step Solution

1. Step 1: Write the proportion equation
   82,467.29 : 123,683.92 = 40,304.09 : x
2. Step 2: Convert to fraction form
   82,467.29/123,683.92 = 40,304.09/x
3. Step 3: Cross multiply
   82,467.29x = 123,683.92 × 40,304.09
4. Step 4: Simplify right side
   82,467.29x = 4,984,967,843.23
5. Step 5: Solve for x
   x = 4,984,967,843.23/82,467.29
6. Step 6: Final answer
   x = 60,447.82