Finding the Third Proportional to 1,620,436 and 3,492,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,436 : 3,492,080 = 3,492,080 : x
2. Step 2: Convert to fraction form
   1,620,436/3,492,080 = 3,492,080/x
3. Step 3: Cross multiply
   1,620,436x = 3,492,080 × 3,492,080
4. Step 4: Simplify right side
   1,620,436x = 12,194,622,726,400
5. Step 5: Solve for x
   x = 12,194,622,726,400/1,620,436
6. Step 6: Final answer
   x = 7,525,519.51