Finding the Third Proportional to 1,620,417 and 3,492,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,417 : 3,492,048 = 3,492,048 : x
2. Step 2: Convert to fraction form
   1,620,417/3,492,048 = 3,492,048/x
3. Step 3: Cross multiply
   1,620,417x = 3,492,048 × 3,492,048
4. Step 4: Simplify right side
   1,620,417x = 12,194,399,234,304
5. Step 5: Solve for x
   x = 12,194,399,234,304/1,620,417
6. Step 6: Final answer
   x = 7,525,469.82