Finding the Fourth Proportional to 51,268.43, 70,750.52 and 28,297.72

Step by Step Solution

1. Step 1: Write the proportion equation
   51,268.43 : 70,750.52 = 28,297.72 : x
2. Step 2: Convert to fraction form
   51,268.43/70,750.52 = 28,297.72/x
3. Step 3: Cross multiply
   51,268.43x = 70,750.52 × 28,297.72
4. Step 4: Simplify right side
   51,268.43x = 2,002,078,404.81
5. Step 5: Solve for x
   x = 2,002,078,404.81/51,268.43
6. Step 6: Final answer
   x = 39,050.90