Finding the Third Proportional to 1,290,846 and 2,805,576

Step by Step Solution

1. Step 1: Write the proportion equation
   1,290,846 : 2,805,576 = 2,805,576 : x
2. Step 2: Convert to fraction form
   1,290,846/2,805,576 = 2,805,576/x
3. Step 3: Cross multiply
   1,290,846x = 2,805,576 × 2,805,576
4. Step 4: Simplify right side
   1,290,846x = 7,871,256,691,776
5. Step 5: Solve for x
   x = 7,871,256,691,776/1,290,846
6. Step 6: Final answer
   x = 6,097,750.38