Finding the Fourth Proportional to 51,073.72, 76,591.62 and 17,785.24

Step by Step Solution

1. Step 1: Write the proportion equation
   51,073.72 : 76,591.62 = 17,785.24 : x
2. Step 2: Convert to fraction form
   51,073.72/76,591.62 = 17,785.24/x
3. Step 3: Cross multiply
   51,073.72x = 76,591.62 × 17,785.24
4. Step 4: Simplify right side
   51,073.72x = 1,362,200,343.69
5. Step 5: Solve for x
   x = 1,362,200,343.69/51,073.72
6. Step 6: Final answer
   x = 26,671.26