Finding the Third Proportional to 550,558 and 1,206,092

Step by Step Solution

1. Step 1: Write the proportion equation
   550,558 : 1,206,092 = 1,206,092 : x
2. Step 2: Convert to fraction form
   550,558/1,206,092 = 1,206,092/x
3. Step 3: Cross multiply
   550,558x = 1,206,092 × 1,206,092
4. Step 4: Simplify right side
   550,558x = 1,454,657,912,464
5. Step 5: Solve for x
   x = 1,454,657,912,464/550,558
6. Step 6: Final answer
   x = 2,642,151.98