Finding the Fourth Proportional to 50,461.48, 75,955.39 and 42,850.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,461.48 : 75,955.39 = 42,850.72 : x
2. Step 2: Convert to fraction form
   50,461.48/75,955.39 = 42,850.72/x
3. Step 3: Cross multiply
   50,461.48x = 75,955.39 × 42,850.72
4. Step 4: Simplify right side
   50,461.48x = 3,254,743,149.38
5. Step 5: Solve for x
   x = 3,254,743,149.38/50,461.48
6. Step 6: Final answer
   x = 64,499.56