Finding the Third Proportional to 1,215,734 and 2,645,532

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215,734 : 2,645,532 = 2,645,532 : x
2. Step 2: Convert to fraction form
   1,215,734/2,645,532 = 2,645,532/x
3. Step 3: Cross multiply
   1,215,734x = 2,645,532 × 2,645,532
4. Step 4: Simplify right side
   1,215,734x = 6,998,839,563,024
5. Step 5: Solve for x
   x = 6,998,839,563,024/1,215,734
6. Step 6: Final answer
   x = 5,756,883.96