Finding the Third Proportional to 1,038,528 and 2,155,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,528 : 2,155,968 = 2,155,968 : x
2. Step 2: Convert to fraction form
   1,038,528/2,155,968 = 2,155,968/x
3. Step 3: Cross multiply
   1,038,528x = 2,155,968 × 2,155,968
4. Step 4: Simplify right side
   1,038,528x = 4,648,198,017,024
5. Step 5: Solve for x
   x = 4,648,198,017,024/1,038,528
6. Step 6: Final answer
   x = 4,475,756.09