Finding the Fourth Proportional to 50,730.24, 76,066.56 and 42,461.76

Step by Step Solution

1. Step 1: Write the proportion equation
   50,730.24 : 76,066.56 = 42,461.76 : x
2. Step 2: Convert to fraction form
   50,730.24/76,066.56 = 42,461.76/x
3. Step 3: Cross multiply
   50,730.24x = 76,066.56 × 42,461.76
4. Step 4: Simplify right side
   50,730.24x = 3,229,920,014.75
5. Step 5: Solve for x
   x = 3,229,920,014.75/50,730.24
6. Step 6: Final answer
   x = 63,668.53