Finding the Third Proportional to 1,609,453 and 3,480,257

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609,453 : 3,480,257 = 3,480,257 : x
2. Step 2: Convert to fraction form
   1,609,453/3,480,257 = 3,480,257/x
3. Step 3: Cross multiply
   1,609,453x = 3,480,257 × 3,480,257
4. Step 4: Simplify right side
   1,609,453x = 12,112,188,786,049
5. Step 5: Solve for x
   x = 12,112,188,786,049/1,609,453
6. Step 6: Final answer
   x = 7,525,655.48