Finding the Fourth Proportional to 40,314.72, 55,614.96 and 34,716

Step by Step Solution

1. Step 1: Write the proportion equation
   40,314.72 : 55,614.96 = 34,716 : x
2. Step 2: Convert to fraction form
   40,314.72/55,614.96 = 34,716/x
3. Step 3: Cross multiply
   40,314.72x = 55,614.96 × 34,716
4. Step 4: Simplify right side
   40,314.72x = 1,930,728,951.36
5. Step 5: Solve for x
   x = 1,930,728,951.36/40,314.72
6. Step 6: Final answer
   x = 47,891.41