Finding the Fourth Proportional to 82,608.48, 123,917.40 and 23,439.48

Step by Step Solution

1. Step 1: Write the proportion equation
   82,608.48 : 123,917.40 = 23,439.48 : x
2. Step 2: Convert to fraction form
   82,608.48/123,917.40 = 23,439.48/x
3. Step 3: Cross multiply
   82,608.48x = 123,917.40 × 23,439.48
4. Step 4: Simplify right side
   82,608.48x = 2,904,559,418.95
5. Step 5: Solve for x
   x = 2,904,559,418.95/82,608.48
6. Step 6: Final answer
   x = 35,160.55