Finding the Third Proportional to 1,390,968 and 2,965,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,390,968 : 2,965,662 = 2,965,662 : x
2. Step 2: Convert to fraction form
   1,390,968/2,965,662 = 2,965,662/x
3. Step 3: Cross multiply
   1,390,968x = 2,965,662 × 2,965,662
4. Step 4: Simplify right side
   1,390,968x = 8,795,151,098,244
5. Step 5: Solve for x
   x = 8,795,151,098,244/1,390,968
6. Step 6: Final answer
   x = 6,323,043.45