Finding the Fourth Proportional to 65,976.72, 98,940.48 and 26,520.52

Step by Step Solution

1. Step 1: Write the proportion equation
   65,976.72 : 98,940.48 = 26,520.52 : x
2. Step 2: Convert to fraction form
   65,976.72/98,940.48 = 26,520.52/x
3. Step 3: Cross multiply
   65,976.72x = 98,940.48 × 26,520.52
4. Step 4: Simplify right side
   65,976.72x = 2,623,952,978.65
5. Step 5: Solve for x
   x = 2,623,952,978.65/65,976.72
6. Step 6: Final answer
   x = 39,770.89