Finding the Fourth Proportional to 82,136.89, 122,982.73 and 42,610.97

Step by Step Solution

1. Step 1: Write the proportion equation
   82,136.89 : 122,982.73 = 42,610.97 : x
2. Step 2: Convert to fraction form
   82,136.89/122,982.73 = 42,610.97/x
3. Step 3: Cross multiply
   82,136.89x = 122,982.73 × 42,610.97
4. Step 4: Simplify right side
   82,136.89x = 5,240,413,393.43
5. Step 5: Solve for x
   x = 5,240,413,393.43/82,136.89
6. Step 6: Final answer
   x = 63,800.97