Finding the Third Proportional to 49,388 and 80,238

Step by Step Solution

1. Step 1: Write the proportion equation
   49,388 : 80,238 = 80,238 : x
2. Step 2: Convert to fraction form
   49,388/80,238 = 80,238/x
3. Step 3: Cross multiply
   49,388x = 80,238 × 80,238
4. Step 4: Simplify right side
   49,388x = 6,438,136,644
5. Step 5: Solve for x
   x = 6,438,136,644/49,388
6. Step 6: Final answer
   x = 130,358.32