Finding the Fourth Proportional to 63,721.89, 87,938.06 and 36,872.82

Step by Step Solution

1. Step 1: Write the proportion equation
   63,721.89 : 87,938.06 = 36,872.82 : x
2. Step 2: Convert to fraction form
   63,721.89/87,938.06 = 36,872.82/x
3. Step 3: Cross multiply
   63,721.89x = 87,938.06 × 36,872.82
4. Step 4: Simplify right side
   63,721.89x = 3,242,524,073.17
5. Step 5: Solve for x
   x = 3,242,524,073.17/63,721.89
6. Step 6: Final answer
   x = 50,885.56