Finding the Fourth Proportional to 63,145.54, 87,150.27 and 40,510.09

Step by Step Solution

1. Step 1: Write the proportion equation
   63,145.54 : 87,150.27 = 40,510.09 : x
2. Step 2: Convert to fraction form
   63,145.54/87,150.27 = 40,510.09/x
3. Step 3: Cross multiply
   63,145.54x = 87,150.27 × 40,510.09
4. Step 4: Simplify right side
   63,145.54x = 3,530,465,281.22
5. Step 5: Solve for x
   x = 3,530,465,281.22/63,145.54
6. Step 6: Final answer
   x = 55,909.97