Finding the Fourth Proportional to 47,786.16, 71,690.82 and 14,504.31

Step by Step Solution

1. Step 1: Write the proportion equation
   47,786.16 : 71,690.82 = 14,504.31 : x
2. Step 2: Convert to fraction form
   47,786.16/71,690.82 = 14,504.31/x
3. Step 3: Cross multiply
   47,786.16x = 71,690.82 × 14,504.31
4. Step 4: Simplify right side
   47,786.16x = 1,039,825,877.43
5. Step 5: Solve for x
   x = 1,039,825,877.43/47,786.16
6. Step 6: Final answer
   x = 21,759.98