Finding the Third Proportional to 613,456 and 1,338,448

Step by Step Solution

1. Step 1: Write the proportion equation
   613,456 : 1,338,448 = 1,338,448 : x
2. Step 2: Convert to fraction form
   613,456/1,338,448 = 1,338,448/x
3. Step 3: Cross multiply
   613,456x = 1,338,448 × 1,338,448
4. Step 4: Simplify right side
   613,456x = 1,791,443,048,704
5. Step 5: Solve for x
   x = 1,791,443,048,704/613,456
6. Step 6: Final answer
   x = 2,920,247.01