Finding the Third Proportional to 1,157,612 and 1,296,008

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157,612 : 1,296,008 = 1,296,008 : x
2. Step 2: Convert to fraction form
   1,157,612/1,296,008 = 1,296,008/x
3. Step 3: Cross multiply
   1,157,612x = 1,296,008 × 1,296,008
4. Step 4: Simplify right side
   1,157,612x = 1,679,636,736,064
5. Step 5: Solve for x
   x = 1,679,636,736,064/1,157,612
6. Step 6: Final answer
   x = 1,450,949.66