Finding the Third Proportional to 1,919,476 and 4,443,682

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919,476 : 4,443,682 = 4,443,682 : x
2. Step 2: Convert to fraction form
   1,919,476/4,443,682 = 4,443,682/x
3. Step 3: Cross multiply
   1,919,476x = 4,443,682 × 4,443,682
4. Step 4: Simplify right side
   1,919,476x = 19,746,309,717,124
5. Step 5: Solve for x
   x = 19,746,309,717,124/1,919,476
6. Step 6: Final answer
   x = 10,287,343.90