Finding the Fourth Proportional to 65,991.48, 91,046.82 and 37,308.36

Step by Step Solution

1. Step 1: Write the proportion equation
   65,991.48 : 91,046.82 = 37,308.36 : x
2. Step 2: Convert to fraction form
   65,991.48/91,046.82 = 37,308.36/x
3. Step 3: Cross multiply
   65,991.48x = 91,046.82 × 37,308.36
4. Step 4: Simplify right side
   65,991.48x = 3,396,807,537.42
5. Step 5: Solve for x
   x = 3,396,807,537.42/65,991.48
6. Step 6: Final answer
   x = 51,473.43