Finding the Third Proportional to 1,597,290 and 3,489,342

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597,290 : 3,489,342 = 3,489,342 : x
2. Step 2: Convert to fraction form
   1,597,290/3,489,342 = 3,489,342/x
3. Step 3: Cross multiply
   1,597,290x = 3,489,342 × 3,489,342
4. Step 4: Simplify right side
   1,597,290x = 12,175,507,592,964
5. Step 5: Solve for x
   x = 12,175,507,592,964/1,597,290
6. Step 6: Final answer
   x = 7,622,603.03