Finding the Third Proportional to 28,298 and 62,212

Step by Step Solution

1. Step 1: Write the proportion equation
   28,298 : 62,212 = 62,212 : x
2. Step 2: Convert to fraction form
   28,298/62,212 = 62,212/x
3. Step 3: Cross multiply
   28,298x = 62,212 × 62,212
4. Step 4: Simplify right side
   28,298x = 3,870,332,944
5. Step 5: Solve for x
   x = 3,870,332,944/28,298
6. Step 6: Final answer
   x = 136,770.55