Finding the Third Proportional to 1,393,667 and 2,064,590

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393,667 : 2,064,590 = 2,064,590 : x
2. Step 2: Convert to fraction form
   1,393,667/2,064,590 = 2,064,590/x
3. Step 3: Cross multiply
   1,393,667x = 2,064,590 × 2,064,590
4. Step 4: Simplify right side
   1,393,667x = 4,262,531,868,100
5. Step 5: Solve for x
   x = 4,262,531,868,100/1,393,667
6. Step 6: Final answer
   x = 3,058,500.97