Finding the Third Proportional to 1,609,536 and 3,480,420

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609,536 : 3,480,420 = 3,480,420 : x
2. Step 2: Convert to fraction form
   1,609,536/3,480,420 = 3,480,420/x
3. Step 3: Cross multiply
   1,609,536x = 3,480,420 × 3,480,420
4. Step 4: Simplify right side
   1,609,536x = 12,113,323,376,400
5. Step 5: Solve for x
   x = 12,113,323,376,400/1,609,536
6. Step 6: Final answer
   x = 7,525,972.32