Finding the Third Proportional to 28,942 and 59,420

Step by Step Solution

1. Step 1: Write the proportion equation
   28,942 : 59,420 = 59,420 : x
2. Step 2: Convert to fraction form
   28,942/59,420 = 59,420/x
3. Step 3: Cross multiply
   28,942x = 59,420 × 59,420
4. Step 4: Simplify right side
   28,942x = 3,530,736,400
5. Step 5: Solve for x
   x = 3,530,736,400/28,942
6. Step 6: Final answer
   x = 121,993.52