Finding the Third Proportional to 42,864.75 and 65,936.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,864.75 : 65,936.25 = 65,936.25 : x
2. Step 2: Convert to fraction form
   42,864.75/65,936.25 = 65,936.25/x
3. Step 3: Cross multiply
   42,864.75x = 65,936.25 × 65,936.25
4. Step 4: Simplify right side
   42,864.75x = 4,347,589,064.06
5. Step 5: Solve for x
   x = 4,347,589,064.06/42,864.75
6. Step 6: Final answer
   x = 101,425.74