Finding the Fourth Proportional to 63,665.98, 87,861.50 and 34,986.85

Step by Step Solution

1. Step 1: Write the proportion equation
   63,665.98 : 87,861.50 = 34,986.85 : x
2. Step 2: Convert to fraction form
   63,665.98/87,861.50 = 34,986.85/x
3. Step 3: Cross multiply
   63,665.98x = 87,861.50 × 34,986.85
4. Step 4: Simplify right side
   63,665.98x = 3,073,997,121.28
5. Step 5: Solve for x
   x = 3,073,997,121.28/63,665.98
6. Step 6: Final answer
   x = 48,283.20