Finding the Fourth Proportional to 51,150.48, 76,758.72 and 21,568.47

Step by Step Solution

1. Step 1: Write the proportion equation
   51,150.48 : 76,758.72 = 21,568.47 : x
2. Step 2: Convert to fraction form
   51,150.48/76,758.72 = 21,568.47/x
3. Step 3: Cross multiply
   51,150.48x = 76,758.72 × 21,568.47
4. Step 4: Simplify right side
   51,150.48x = 1,655,568,149.56
5. Step 5: Solve for x
   x = 1,655,568,149.56/51,150.48
6. Step 6: Final answer
   x = 32,366.62