Finding the Third Proportional to 179,320 and 263,788

Step by Step Solution

1. Step 1: Write the proportion equation
   179,320 : 263,788 = 263,788 : x
2. Step 2: Convert to fraction form
   179,320/263,788 = 263,788/x
3. Step 3: Cross multiply
   179,320x = 263,788 × 263,788
4. Step 4: Simplify right side
   179,320x = 69,584,108,944
5. Step 5: Solve for x
   x = 69,584,108,944/179,320
6. Step 6: Final answer
   x = 388,044.33