Finding the Third Proportional to 1,237,790 and 1,670,061

Step by Step Solution

1. Step 1: Write the proportion equation
   1,237,790 : 1,670,061 = 1,670,061 : x
2. Step 2: Convert to fraction form
   1,237,790/1,670,061 = 1,670,061/x
3. Step 3: Cross multiply
   1,237,790x = 1,670,061 × 1,670,061
4. Step 4: Simplify right side
   1,237,790x = 2,789,103,743,721
5. Step 5: Solve for x
   x = 2,789,103,743,721/1,237,790
6. Step 6: Final answer
   x = 2,253,293.16