Finding the Third Proportional to 164,586 and 245,799

Step by Step Solution

1. Step 1: Write the proportion equation
   164,586 : 245,799 = 245,799 : x
2. Step 2: Convert to fraction form
   164,586/245,799 = 245,799/x
3. Step 3: Cross multiply
   164,586x = 245,799 × 245,799
4. Step 4: Simplify right side
   164,586x = 60,417,148,401
5. Step 5: Solve for x
   x = 60,417,148,401/164,586
6. Step 6: Final answer
   x = 367,085.59