Finding the Fourth Proportional to 37,624.69, 51,924.41 and 20,857.69

Step by Step Solution

1. Step 1: Write the proportion equation
   37,624.69 : 51,924.41 = 20,857.69 : x
2. Step 2: Convert to fraction form
   37,624.69/51,924.41 = 20,857.69/x
3. Step 3: Cross multiply
   37,624.69x = 51,924.41 × 20,857.69
4. Step 4: Simplify right side
   37,624.69x = 1,083,023,247.21
5. Step 5: Solve for x
   x = 1,083,023,247.21/37,624.69
6. Step 6: Final answer
   x = 28,784.91