Finding the Third Proportional to 28,479 and 62,502

Step by Step Solution

1. Step 1: Write the proportion equation
   28,479 : 62,502 = 62,502 : x
2. Step 2: Convert to fraction form
   28,479/62,502 = 62,502/x
3. Step 3: Cross multiply
   28,479x = 62,502 × 62,502
4. Step 4: Simplify right side
   28,479x = 3,906,500,004
5. Step 5: Solve for x
   x = 3,906,500,004/28,479
6. Step 6: Final answer
   x = 137,171.25