Finding the Third Proportional to 1,300,478 and 2,792,702

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,478 : 2,792,702 = 2,792,702 : x
2. Step 2: Convert to fraction form
   1,300,478/2,792,702 = 2,792,702/x
3. Step 3: Cross multiply
   1,300,478x = 2,792,702 × 2,792,702
4. Step 4: Simplify right side
   1,300,478x = 7,799,184,460,804
5. Step 5: Solve for x
   x = 7,799,184,460,804/1,300,478
6. Step 6: Final answer
   x = 5,997,167.55