Finding the Fourth Proportional to 67,581.92, 101,121.78 and 42,504.86

Step by Step Solution

1. Step 1: Write the proportion equation
   67,581.92 : 101,121.78 = 42,504.86 : x
2. Step 2: Convert to fraction form
   67,581.92/101,121.78 = 42,504.86/x
3. Step 3: Cross multiply
   67,581.92x = 101,121.78 × 42,504.86
4. Step 4: Simplify right side
   67,581.92x = 4,298,167,101.85
5. Step 5: Solve for x
   x = 4,298,167,101.85/67,581.92
6. Step 6: Final answer
   x = 63,599.36