Finding the Fourth Proportional to 67,836.78, 93,620.37 and 37,631.81

Step by Step Solution

1. Step 1: Write the proportion equation
   67,836.78 : 93,620.37 = 37,631.81 : x
2. Step 2: Convert to fraction form
   67,836.78/93,620.37 = 37,631.81/x
3. Step 3: Cross multiply
   67,836.78x = 93,620.37 × 37,631.81
4. Step 4: Simplify right side
   67,836.78x = 3,523,104,351.14
5. Step 5: Solve for x
   x = 3,523,104,351.14/67,836.78
6. Step 6: Final answer
   x = 51,935.02