Finding the Fourth Proportional to 37,189.82, 51,321.91 and 20,422.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,189.82 : 51,321.91 = 20,422.82 : x
2. Step 2: Convert to fraction form
   37,189.82/51,321.91 = 20,422.82/x
3. Step 3: Cross multiply
   37,189.82x = 51,321.91 × 20,422.82
4. Step 4: Simplify right side
   37,189.82x = 1,048,138,129.99
5. Step 5: Solve for x
   x = 1,048,138,129.99/37,189.82
6. Step 6: Final answer
   x = 28,183.47