Finding the Fourth Proportional to 65,399.82, 90,249.03 and 37,107.06

Step by Step Solution

1. Step 1: Write the proportion equation
   65,399.82 : 90,249.03 = 37,107.06 : x
2. Step 2: Convert to fraction form
   65,399.82/90,249.03 = 37,107.06/x
3. Step 3: Cross multiply
   65,399.82x = 90,249.03 × 37,107.06
4. Step 4: Simplify right side
   65,399.82x = 3,348,876,171.15
5. Step 5: Solve for x
   x = 3,348,876,171.15/65,399.82
6. Step 6: Final answer
   x = 51,206.20