Finding the Fourth Proportional to 50,644.72, 69,885 and 29,423.68

Step by Step Solution

1. Step 1: Write the proportion equation
   50,644.72 : 69,885 = 29,423.68 : x
2. Step 2: Convert to fraction form
   50,644.72/69,885 = 29,423.68/x
3. Step 3: Cross multiply
   50,644.72x = 69,885 × 29,423.68
4. Step 4: Simplify right side
   50,644.72x = 2,056,273,876.80
5. Step 5: Solve for x
   x = 2,056,273,876.80/50,644.72
6. Step 6: Final answer
   x = 40,601.94