Finding the Fourth Proportional to 63,018.67, 86,965.21 and 34,724.15

Step by Step Solution

1. Step 1: Write the proportion equation
   63,018.67 : 86,965.21 = 34,724.15 : x
2. Step 2: Convert to fraction form
   63,018.67/86,965.21 = 34,724.15/x
3. Step 3: Cross multiply
   63,018.67x = 86,965.21 × 34,724.15
4. Step 4: Simplify right side
   63,018.67x = 3,019,792,996.82
5. Step 5: Solve for x
   x = 3,019,792,996.82/63,018.67
6. Step 6: Final answer
   x = 47,919.02