Finding the Fourth Proportional to 37,321.72, 51,504.02 and 20,325.99

Step by Step Solution

1. Step 1: Write the proportion equation
   37,321.72 : 51,504.02 = 20,325.99 : x
2. Step 2: Convert to fraction form
   37,321.72/51,504.02 = 20,325.99/x
3. Step 3: Cross multiply
   37,321.72x = 51,504.02 × 20,325.99
4. Step 4: Simplify right side
   37,321.72x = 1,046,870,093.85
5. Step 5: Solve for x
   x = 1,046,870,093.85/37,321.72
6. Step 6: Final answer
   x = 28,049.89