Finding the Third Proportional to 1,355,764 and 2,891,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,764 : 2,891,672 = 2,891,672 : x
2. Step 2: Convert to fraction form
   1,355,764/2,891,672 = 2,891,672/x
3. Step 3: Cross multiply
   1,355,764x = 2,891,672 × 2,891,672
4. Step 4: Simplify right side
   1,355,764x = 8,361,766,955,584
5. Step 5: Solve for x
   x = 8,361,766,955,584/1,355,764
6. Step 6: Final answer
   x = 6,167,568.22