Finding the Fourth Proportional to 82,576.72, 123,736.02 and 60,287.68

Step by Step Solution

1. Step 1: Write the proportion equation
   82,576.72 : 123,736.02 = 60,287.68 : x
2. Step 2: Convert to fraction form
   82,576.72/123,736.02 = 60,287.68/x
3. Step 3: Cross multiply
   82,576.72x = 123,736.02 × 60,287.68
4. Step 4: Simplify right side
   82,576.72x = 7,459,757,578.23
5. Step 5: Solve for x
   x = 7,459,757,578.23/82,576.72
6. Step 6: Final answer
   x = 90,337.30