Finding the Fourth Proportional to 37,270.92, 51,433.59 and 21,141.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,270.92 : 51,433.59 = 21,141.30 : x
2. Step 2: Convert to fraction form
   37,270.92/51,433.59 = 21,141.30/x
3. Step 3: Cross multiply
   37,270.92x = 51,433.59 × 21,141.30
4. Step 4: Simplify right side
   37,270.92x = 1,087,372,956.27
5. Step 5: Solve for x
   x = 1,087,372,956.27/37,270.92
6. Step 6: Final answer
   x = 29,174.84