Finding the Fourth Proportional to 63,401.29, 87,584.91 and 50,637.71

Step by Step Solution

1. Step 1: Write the proportion equation
   63,401.29 : 87,584.91 = 50,637.71 : x
2. Step 2: Convert to fraction form
   63,401.29/87,584.91 = 50,637.71/x
3. Step 3: Cross multiply
   63,401.29x = 87,584.91 × 50,637.71
4. Step 4: Simplify right side
   63,401.29x = 4,435,099,586.86
5. Step 5: Solve for x
   x = 4,435,099,586.86/63,401.29
6. Step 6: Final answer
   x = 69,952.83