Finding the Third Proportional to 28,710 and 60,896

Step by Step Solution

1. Step 1: Write the proportion equation
   28,710 : 60,896 = 60,896 : x
2. Step 2: Convert to fraction form
   28,710/60,896 = 60,896/x
3. Step 3: Cross multiply
   28,710x = 60,896 × 60,896
4. Step 4: Simplify right side
   28,710x = 3,708,322,816
5. Step 5: Solve for x
   x = 3,708,322,816/28,710
6. Step 6: Final answer
   x = 129,164.85