Finding the Fourth Proportional to 115,839, 159,857.82 and 62,847

Step by Step Solution

1. Step 1: Write the proportion equation
   115,839 : 159,857.82 = 62,847 : x
2. Step 2: Convert to fraction form
   115,839/159,857.82 = 62,847/x
3. Step 3: Cross multiply
   115,839x = 159,857.82 × 62,847
4. Step 4: Simplify right side
   115,839x = 10,046,584,413.54
5. Step 5: Solve for x
   x = 10,046,584,413.54/115,839
6. Step 6: Final answer
   x = 86,728.86