Finding the Fourth Proportional to 51,498.52, 71,067.12 and 28,839.04

Step by Step Solution

1. Step 1: Write the proportion equation
   51,498.52 : 71,067.12 = 28,839.04 : x
2. Step 2: Convert to fraction form
   51,498.52/71,067.12 = 28,839.04/x
3. Step 3: Cross multiply
   51,498.52x = 71,067.12 × 28,839.04
4. Step 4: Simplify right side
   51,498.52x = 2,049,507,516.36
5. Step 5: Solve for x
   x = 2,049,507,516.36/51,498.52
6. Step 6: Final answer
   x = 39,797.41