Finding the Third Proportional to 789,028 and 1,116,456

Step by Step Solution

1. Step 1: Write the proportion equation
   789,028 : 1,116,456 = 1,116,456 : x
2. Step 2: Convert to fraction form
   789,028/1,116,456 = 1,116,456/x
3. Step 3: Cross multiply
   789,028x = 1,116,456 × 1,116,456
4. Step 4: Simplify right side
   789,028x = 1,246,473,999,936
5. Step 5: Solve for x
   x = 1,246,473,999,936/789,028
6. Step 6: Final answer
   x = 1,579,758.89