Finding the Fourth Proportional to 67,409.20, 101,065.20 and 37,836.10

Step by Step Solution

1. Step 1: Write the proportion equation
   67,409.20 : 101,065.20 = 37,836.10 : x
2. Step 2: Convert to fraction form
   67,409.20/101,065.20 = 37,836.10/x
3. Step 3: Cross multiply
   67,409.20x = 101,065.20 × 37,836.10
4. Step 4: Simplify right side
   67,409.20x = 3,823,913,013.72
5. Step 5: Solve for x
   x = 3,823,913,013.72/67,409.20
6. Step 6: Final answer
   x = 56,726.87