Finding the Third Proportional to 1,304,361 and 1,715,229

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304,361 : 1,715,229 = 1,715,229 : x
2. Step 2: Convert to fraction form
   1,304,361/1,715,229 = 1,715,229/x
3. Step 3: Cross multiply
   1,304,361x = 1,715,229 × 1,715,229
4. Step 4: Simplify right side
   1,304,361x = 2,942,010,522,441
5. Step 5: Solve for x
   x = 2,942,010,522,441/1,304,361
6. Step 6: Final answer
   x = 2,255,518.62