Finding the Fourth Proportional to 37,072.49, 51,142.25 and 35,640.27

Step by Step Solution

1. Step 1: Write the proportion equation
   37,072.49 : 51,142.25 = 35,640.27 : x
2. Step 2: Convert to fraction form
   37,072.49/51,142.25 = 35,640.27/x
3. Step 3: Cross multiply
   37,072.49x = 51,142.25 × 35,640.27
4. Step 4: Simplify right side
   37,072.49x = 1,822,723,687.51
5. Step 5: Solve for x
   x = 1,822,723,687.51/37,072.49
6. Step 6: Final answer
   x = 49,166.48