Finding the Third Proportional to 154,248 and 338,016

Step by Step Solution

1. Step 1: Write the proportion equation
   154,248 : 338,016 = 338,016 : x
2. Step 2: Convert to fraction form
   154,248/338,016 = 338,016/x
3. Step 3: Cross multiply
   154,248x = 338,016 × 338,016
4. Step 4: Simplify right side
   154,248x = 114,254,816,256
5. Step 5: Solve for x
   x = 114,254,816,256/154,248
6. Step 6: Final answer
   x = 740,721.54