Finding the Fourth Proportional to 65,976.04, 91,044.71 and 39,102.59

Step by Step Solution

1. Step 1: Write the proportion equation
   65,976.04 : 91,044.71 = 39,102.59 : x
2. Step 2: Convert to fraction form
   65,976.04/91,044.71 = 39,102.59/x
3. Step 3: Cross multiply
   65,976.04x = 91,044.71 × 39,102.59
4. Step 4: Simplify right side
   65,976.04x = 3,560,083,633.41
5. Step 5: Solve for x
   x = 3,560,083,633.41/65,976.04
6. Step 6: Final answer
   x = 53,960.25