Finding the Third Proportional to 550,196 and 1,205,362

Step by Step Solution

1. Step 1: Write the proportion equation
   550,196 : 1,205,362 = 1,205,362 : x
2. Step 2: Convert to fraction form
   550,196/1,205,362 = 1,205,362/x
3. Step 3: Cross multiply
   550,196x = 1,205,362 × 1,205,362
4. Step 4: Simplify right side
   550,196x = 1,452,897,551,044
5. Step 5: Solve for x
   x = 1,452,897,551,044/550,196
6. Step 6: Final answer
   x = 2,640,690.86