Finding the Third Proportional to 55,404 and 82,896

Step by Step Solution

1. Step 1: Write the proportion equation
   55,404 : 82,896 = 82,896 : x
2. Step 2: Convert to fraction form
   55,404/82,896 = 82,896/x
3. Step 3: Cross multiply
   55,404x = 82,896 × 82,896
4. Step 4: Simplify right side
   55,404x = 6,871,746,816
5. Step 5: Solve for x
   x = 6,871,746,816/55,404
6. Step 6: Final answer
   x = 124,029.80