Finding the Third Proportional to 1,919,470 and 4,443,606

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919,470 : 4,443,606 = 4,443,606 : x
2. Step 2: Convert to fraction form
   1,919,470/4,443,606 = 4,443,606/x
3. Step 3: Cross multiply
   1,919,470x = 4,443,606 × 4,443,606
4. Step 4: Simplify right side
   1,919,470x = 19,745,634,283,236
5. Step 5: Solve for x
   x = 19,745,634,283,236/1,919,470
6. Step 6: Final answer
   x = 10,287,024.17