Finding the Fourth Proportional to 47,949.46, 66,198.61 and 42,629.56

Step by Step Solution

1. Step 1: Write the proportion equation
   47,949.46 : 66,198.61 = 42,629.56 : x
2. Step 2: Convert to fraction form
   47,949.46/66,198.61 = 42,629.56/x
3. Step 3: Cross multiply
   47,949.46x = 66,198.61 × 42,629.56
4. Step 4: Simplify right side
   47,949.46x = 2,822,017,616.91
5. Step 5: Solve for x
   x = 2,822,017,616.91/47,949.46
6. Step 6: Final answer
   x = 58,854.00