Finding the Third Proportional to 1,890,636 and 2,906,031

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,636 : 2,906,031 = 2,906,031 : x
2. Step 2: Convert to fraction form
   1,890,636/2,906,031 = 2,906,031/x
3. Step 3: Cross multiply
   1,890,636x = 2,906,031 × 2,906,031
4. Step 4: Simplify right side
   1,890,636x = 8,445,016,172,961
5. Step 5: Solve for x
   x = 8,445,016,172,961/1,890,636
6. Step 6: Final answer
   x = 4,466,759.43