Finding the Fourth Proportional to 63,145.92, 87,141.78 and 34,467.60

Step by Step Solution

1. Step 1: Write the proportion equation
   63,145.92 : 87,141.78 = 34,467.60 : x
2. Step 2: Convert to fraction form
   63,145.92/87,141.78 = 34,467.60/x
3. Step 3: Cross multiply
   63,145.92x = 87,141.78 × 34,467.60
4. Step 4: Simplify right side
   63,145.92x = 3,003,568,016.33
5. Step 5: Solve for x
   x = 3,003,568,016.33/63,145.92
6. Step 6: Final answer
   x = 47,565.51