Finding the Third Proportional to 1,283,947 and 3,036,391

Step by Step Solution

1. Step 1: Write the proportion equation
   1,283,947 : 3,036,391 = 3,036,391 : x
2. Step 2: Convert to fraction form
   1,283,947/3,036,391 = 3,036,391/x
3. Step 3: Cross multiply
   1,283,947x = 3,036,391 × 3,036,391
4. Step 4: Simplify right side
   1,283,947x = 9,219,670,304,881
5. Step 5: Solve for x
   x = 9,219,670,304,881/1,283,947
6. Step 6: Final answer
   x = 7,180,724.99