Finding the Fourth Proportional to 65,979.97, 91,036.61 and 37,300.20

Step by Step Solution

1. Step 1: Write the proportion equation
   65,979.97 : 91,036.61 = 37,300.20 : x
2. Step 2: Convert to fraction form
   65,979.97/91,036.61 = 37,300.20/x
3. Step 3: Cross multiply
   65,979.97x = 91,036.61 × 37,300.20
4. Step 4: Simplify right side
   65,979.97x = 3,395,683,372.31
5. Step 5: Solve for x
   x = 3,395,683,372.31/65,979.97
6. Step 6: Final answer
   x = 51,465.37