Finding the Third Proportional to 818,307 and 1,776,582

Step by Step Solution

1. Step 1: Write the proportion equation
   818,307 : 1,776,582 = 1,776,582 : x
2. Step 2: Convert to fraction form
   818,307/1,776,582 = 1,776,582/x
3. Step 3: Cross multiply
   818,307x = 1,776,582 × 1,776,582
4. Step 4: Simplify right side
   818,307x = 3,156,243,602,724
5. Step 5: Solve for x
   x = 3,156,243,602,724/818,307
6. Step 6: Final answer
   x = 3,857,040.94