Finding the Third Proportional to 618,012 and 1,302,456

Step by Step Solution

1. Step 1: Write the proportion equation
   618,012 : 1,302,456 = 1,302,456 : x
2. Step 2: Convert to fraction form
   618,012/1,302,456 = 1,302,456/x
3. Step 3: Cross multiply
   618,012x = 1,302,456 × 1,302,456
4. Step 4: Simplify right side
   618,012x = 1,696,391,631,936
5. Step 5: Solve for x
   x = 1,696,391,631,936/618,012
6. Step 6: Final answer
   x = 2,744,916.98