Finding the Third Proportional to 550,589 and 1,219,095

Step by Step Solution

1. Step 1: Write the proportion equation
   550,589 : 1,219,095 = 1,219,095 : x
2. Step 2: Convert to fraction form
   550,589/1,219,095 = 1,219,095/x
3. Step 3: Cross multiply
   550,589x = 1,219,095 × 1,219,095
4. Step 4: Simplify right side
   550,589x = 1,486,192,619,025
5. Step 5: Solve for x
   x = 1,486,192,619,025/550,589
6. Step 6: Final answer
   x = 2,699,277.72