Finding the Third Proportional to 666,998 and 1,460,488

Step by Step Solution

1. Step 1: Write the proportion equation
   666,998 : 1,460,488 = 1,460,488 : x
2. Step 2: Convert to fraction form
   666,998/1,460,488 = 1,460,488/x
3. Step 3: Cross multiply
   666,998x = 1,460,488 × 1,460,488
4. Step 4: Simplify right side
   666,998x = 2,133,025,198,144
5. Step 5: Solve for x
   x = 2,133,025,198,144/666,998
6. Step 6: Final answer
   x = 3,197,948.42