Finding the Third Proportional to 1,035,390 and 2,120,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035,390 : 2,120,968 = 2,120,968 : x
2. Step 2: Convert to fraction form
   1,035,390/2,120,968 = 2,120,968/x
3. Step 3: Cross multiply
   1,035,390x = 2,120,968 × 2,120,968
4. Step 4: Simplify right side
   1,035,390x = 4,498,505,257,024
5. Step 5: Solve for x
   x = 4,498,505,257,024/1,035,390
6. Step 6: Final answer
   x = 4,344,744.74