Finding the Third Proportional to 1,620,265 and 3,545,522

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,265 : 3,545,522 = 3,545,522 : x
2. Step 2: Convert to fraction form
   1,620,265/3,545,522 = 3,545,522/x
3. Step 3: Cross multiply
   1,620,265x = 3,545,522 × 3,545,522
4. Step 4: Simplify right side
   1,620,265x = 12,570,726,252,484
5. Step 5: Solve for x
   x = 12,570,726,252,484/1,620,265
6. Step 6: Final answer
   x = 7,758,438.44