Finding the Third Proportional to 42,275.25 and 65,550.09

Step by Step Solution

1. Step 1: Write the proportion equation
   42,275.25 : 65,550.09 = 65,550.09 : x
2. Step 2: Convert to fraction form
   42,275.25/65,550.09 = 65,550.09/x
3. Step 3: Cross multiply
   42,275.25x = 65,550.09 × 65,550.09
4. Step 4: Simplify right side
   42,275.25x = 4,296,814,790.63
5. Step 5: Solve for x
   x = 4,296,814,790.63/42,275.25
6. Step 6: Final answer
   x = 101,639.02