Finding the Third Proportional to 1,289,180 and 2,732,036

Step by Step Solution

1. Step 1: Write the proportion equation
   1,289,180 : 2,732,036 = 2,732,036 : x
2. Step 2: Convert to fraction form
   1,289,180/2,732,036 = 2,732,036/x
3. Step 3: Cross multiply
   1,289,180x = 2,732,036 × 2,732,036
4. Step 4: Simplify right side
   1,289,180x = 7,464,020,705,296
5. Step 5: Solve for x
   x = 7,464,020,705,296/1,289,180
6. Step 6: Final answer
   x = 5,789,742.86