Finding the Fourth Proportional to 63,529.72, 87,632.89 and 42,019.97

Step by Step Solution

1. Step 1: Write the proportion equation
   63,529.72 : 87,632.89 = 42,019.97 : x
2. Step 2: Convert to fraction form
   63,529.72/87,632.89 = 42,019.97/x
3. Step 3: Cross multiply
   63,529.72x = 87,632.89 × 42,019.97
4. Step 4: Simplify right side
   63,529.72x = 3,682,330,865.60
5. Step 5: Solve for x
   x = 3,682,330,865.60/63,529.72
6. Step 6: Final answer
   x = 57,962.34