Finding the Third Proportional to 1,676,470 and 3,430,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676,470 : 3,430,412 = 3,430,412 : x
2. Step 2: Convert to fraction form
   1,676,470/3,430,412 = 3,430,412/x
3. Step 3: Cross multiply
   1,676,470x = 3,430,412 × 3,430,412
4. Step 4: Simplify right side
   1,676,470x = 11,767,726,489,744
5. Step 5: Solve for x
   x = 11,767,726,489,744/1,676,470
6. Step 6: Final answer
   x = 7,019,348.09