Finding the Fourth Proportional to 47,797.56, 71,716.50 and 25,605

Step by Step Solution

1. Step 1: Write the proportion equation
   47,797.56 : 71,716.50 = 25,605 : x
2. Step 2: Convert to fraction form
   47,797.56/71,716.50 = 25,605/x
3. Step 3: Cross multiply
   47,797.56x = 71,716.50 × 25,605
4. Step 4: Simplify right side
   47,797.56x = 1,836,300,982.50
5. Step 5: Solve for x
   x = 1,836,300,982.50/47,797.56
6. Step 6: Final answer
   x = 38,418.30