Finding the Third Proportional to 636,174 and 1,345,977

Step by Step Solution

1. Step 1: Write the proportion equation
   636,174 : 1,345,977 = 1,345,977 : x
2. Step 2: Convert to fraction form
   636,174/1,345,977 = 1,345,977/x
3. Step 3: Cross multiply
   636,174x = 1,345,977 × 1,345,977
4. Step 4: Simplify right side
   636,174x = 1,811,654,084,529
5. Step 5: Solve for x
   x = 1,811,654,084,529/636,174
6. Step 6: Final answer
   x = 2,847,733.61