Finding the Fourth Proportional to 37,285.72, 51,442.71 and 21,150.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,285.72 : 51,442.71 = 21,150.37 : x
2. Step 2: Convert to fraction form
   37,285.72/51,442.71 = 21,150.37/x
3. Step 3: Cross multiply
   37,285.72x = 51,442.71 × 21,150.37
4. Step 4: Simplify right side
   37,285.72x = 1,088,032,350.30
5. Step 5: Solve for x
   x = 1,088,032,350.30/37,285.72
6. Step 6: Final answer
   x = 29,180.94