Finding the Third Proportional to 81,012 and 168,477

Step by Step Solution

1. Step 1: Write the proportion equation
   81,012 : 168,477 = 168,477 : x
2. Step 2: Convert to fraction form
   81,012/168,477 = 168,477/x
3. Step 3: Cross multiply
   81,012x = 168,477 × 168,477
4. Step 4: Simplify right side
   81,012x = 28,384,499,529
5. Step 5: Solve for x
   x = 28,384,499,529/81,012
6. Step 6: Final answer
   x = 350,374.01