Finding the Third Proportional to 1,031,990 and 1,563,555

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,990 : 1,563,555 = 1,563,555 : x
2. Step 2: Convert to fraction form
   1,031,990/1,563,555 = 1,563,555/x
3. Step 3: Cross multiply
   1,031,990x = 1,563,555 × 1,563,555
4. Step 4: Simplify right side
   1,031,990x = 2,444,704,238,025
5. Step 5: Solve for x
   x = 2,444,704,238,025/1,031,990
6. Step 6: Final answer
   x = 2,368,922.41