Finding the Third Proportional to 1,065,972 and 2,290,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,972 : 2,290,056 = 2,290,056 : x
2. Step 2: Convert to fraction form
   1,065,972/2,290,056 = 2,290,056/x
3. Step 3: Cross multiply
   1,065,972x = 2,290,056 × 2,290,056
4. Step 4: Simplify right side
   1,065,972x = 5,244,356,483,136
5. Step 5: Solve for x
   x = 5,244,356,483,136/1,065,972
6. Step 6: Final answer
   x = 4,919,788.22