Finding the Fourth Proportional to 63,142.80, 87,137.25 and 34,462.73

Step by Step Solution

1. Step 1: Write the proportion equation
   63,142.80 : 87,137.25 = 34,462.73 : x
2. Step 2: Convert to fraction form
   63,142.80/87,137.25 = 34,462.73/x
3. Step 3: Cross multiply
   63,142.80x = 87,137.25 × 34,462.73
4. Step 4: Simplify right side
   63,142.80x = 3,002,987,431.08
5. Step 5: Solve for x
   x = 3,002,987,431.08/63,142.80
6. Step 6: Final answer
   x = 47,558.67