Finding the Third Proportional to 1,053,057 and 2,053,623

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,057 : 2,053,623 = 2,053,623 : x
2. Step 2: Convert to fraction form
   1,053,057/2,053,623 = 2,053,623/x
3. Step 3: Cross multiply
   1,053,057x = 2,053,623 × 2,053,623
4. Step 4: Simplify right side
   1,053,057x = 4,217,367,426,129
5. Step 5: Solve for x
   x = 4,217,367,426,129/1,053,057
6. Step 6: Final answer
   x = 4,004,880.48