Finding the Third Proportional to 1,674,603 and 3,490,902

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674,603 : 3,490,902 = 3,490,902 : x
2. Step 2: Convert to fraction form
   1,674,603/3,490,902 = 3,490,902/x
3. Step 3: Cross multiply
   1,674,603x = 3,490,902 × 3,490,902
4. Step 4: Simplify right side
   1,674,603x = 12,186,396,773,604
5. Step 5: Solve for x
   x = 12,186,396,773,604/1,674,603
6. Step 6: Final answer
   x = 7,277,185.56