Finding the Fourth Proportional to 82,397.86, 123,564.81 and 28,352.27

Step by Step Solution

1. Step 1: Write the proportion equation
   82,397.86 : 123,564.81 = 28,352.27 : x
2. Step 2: Convert to fraction form
   82,397.86/123,564.81 = 28,352.27/x
3. Step 3: Cross multiply
   82,397.86x = 123,564.81 × 28,352.27
4. Step 4: Simplify right side
   82,397.86x = 3,503,342,855.62
5. Step 5: Solve for x
   x = 3,503,342,855.62/82,397.86
6. Step 6: Final answer
   x = 42,517.40