Finding the Third Proportional to 1,709,318 and 3,647,461

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709,318 : 3,647,461 = 3,647,461 : x
2. Step 2: Convert to fraction form
   1,709,318/3,647,461 = 3,647,461/x
3. Step 3: Cross multiply
   1,709,318x = 3,647,461 × 3,647,461
4. Step 4: Simplify right side
   1,709,318x = 13,303,971,746,521
5. Step 5: Solve for x
   x = 13,303,971,746,521/1,709,318
6. Step 6: Final answer
   x = 7,783,204.62