Finding the Fourth Proportional to 37,018.57, 51,086.84 and 20,251.57

Step by Step Solution

1. Step 1: Write the proportion equation
   37,018.57 : 51,086.84 = 20,251.57 : x
2. Step 2: Convert to fraction form
   37,018.57/51,086.84 = 20,251.57/x
3. Step 3: Cross multiply
   37,018.57x = 51,086.84 × 20,251.57
4. Step 4: Simplify right side
   37,018.57x = 1,034,588,716.34
5. Step 5: Solve for x
   x = 1,034,588,716.34/37,018.57
6. Step 6: Final answer
   x = 27,947.83