Finding the Third Proportional to 446,442 and 1,053,690

Step by Step Solution

1. Step 1: Write the proportion equation
   446,442 : 1,053,690 = 1,053,690 : x
2. Step 2: Convert to fraction form
   446,442/1,053,690 = 1,053,690/x
3. Step 3: Cross multiply
   446,442x = 1,053,690 × 1,053,690
4. Step 4: Simplify right side
   446,442x = 1,110,262,616,100
5. Step 5: Solve for x
   x = 1,110,262,616,100/446,442
6. Step 6: Final answer
   x = 2,486,913.45