Finding the Fourth Proportional to 37,123.38, 51,227.10 and 21,204.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,123.38 : 51,227.10 = 21,204.72 : x
2. Step 2: Convert to fraction form
   37,123.38/51,227.10 = 21,204.72/x
3. Step 3: Cross multiply
   37,123.38x = 51,227.10 × 21,204.72
4. Step 4: Simplify right side
   37,123.38x = 1,086,256,311.91
5. Step 5: Solve for x
   x = 1,086,256,311.91/37,123.38
6. Step 6: Final answer
   x = 29,260.71