Finding the Fourth Proportional to 37,581.09, 51,863.27 and 20,814.09

Step by Step Solution

1. Step 1: Write the proportion equation
   37,581.09 : 51,863.27 = 20,814.09 : x
2. Step 2: Convert to fraction form
   37,581.09/51,863.27 = 20,814.09/x
3. Step 3: Cross multiply
   37,581.09x = 51,863.27 × 20,814.09
4. Step 4: Simplify right side
   37,581.09x = 1,079,486,665.40
5. Step 5: Solve for x
   x = 1,079,486,665.40/37,581.09
6. Step 6: Final answer
   x = 28,724.20