Finding the Fourth Proportional to 82,664.09, 123,897.70 and 57,568.27

Step by Step Solution

1. Step 1: Write the proportion equation
   82,664.09 : 123,897.70 = 57,568.27 : x
2. Step 2: Convert to fraction form
   82,664.09/123,897.70 = 57,568.27/x
3. Step 3: Cross multiply
   82,664.09x = 123,897.70 × 57,568.27
4. Step 4: Simplify right side
   82,664.09x = 7,132,576,240.50
5. Step 5: Solve for x
   x = 7,132,576,240.50/82,664.09
6. Step 6: Final answer
   x = 86,283.85