Finding the Fourth Proportional to 36,850.78, 50,802.56 and 31,162.69

Step by Step Solution

1. Step 1: Write the proportion equation
   36,850.78 : 50,802.56 = 31,162.69 : x
2. Step 2: Convert to fraction form
   36,850.78/50,802.56 = 31,162.69/x
3. Step 3: Cross multiply
   36,850.78x = 50,802.56 × 31,162.69
4. Step 4: Simplify right side
   36,850.78x = 1,583,144,453.04
5. Step 5: Solve for x
   x = 1,583,144,453.04/36,850.78
6. Step 6: Final answer
   x = 42,960.95