Finding the Third Proportional to 550,722 and 1,205,124

Step by Step Solution

1. Step 1: Write the proportion equation
   550,722 : 1,205,124 = 1,205,124 : x
2. Step 2: Convert to fraction form
   550,722/1,205,124 = 1,205,124/x
3. Step 3: Cross multiply
   550,722x = 1,205,124 × 1,205,124
4. Step 4: Simplify right side
   550,722x = 1,452,323,855,376
5. Step 5: Solve for x
   x = 1,452,323,855,376/550,722
6. Step 6: Final answer
   x = 2,637,127.00