Finding the Fourth Proportional to 51,662, 71,282.56 and 30,433.52

Step by Step Solution

1. Step 1: Write the proportion equation
   51,662 : 71,282.56 = 30,433.52 : x
2. Step 2: Convert to fraction form
   51,662/71,282.56 = 30,433.52/x
3. Step 3: Cross multiply
   51,662x = 71,282.56 × 30,433.52
4. Step 4: Simplify right side
   51,662x = 2,169,379,215.41
5. Step 5: Solve for x
   x = 2,169,379,215.41/51,662
6. Step 6: Final answer
   x = 41,991.78