Finding the Third Proportional to 1,102,755 and 1,686,576

Step by Step Solution

1. Step 1: Write the proportion equation
   1,102,755 : 1,686,576 = 1,686,576 : x
2. Step 2: Convert to fraction form
   1,102,755/1,686,576 = 1,686,576/x
3. Step 3: Cross multiply
   1,102,755x = 1,686,576 × 1,686,576
4. Step 4: Simplify right side
   1,102,755x = 2,844,538,603,776
5. Step 5: Solve for x
   x = 2,844,538,603,776/1,102,755
6. Step 6: Final answer
   x = 2,579,483.75