Finding the Third Proportional to 1,578,780 and 3,458,024

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,780 : 3,458,024 = 3,458,024 : x
2. Step 2: Convert to fraction form
   1,578,780/3,458,024 = 3,458,024/x
3. Step 3: Cross multiply
   1,578,780x = 3,458,024 × 3,458,024
4. Step 4: Simplify right side
   1,578,780x = 11,957,929,984,576
5. Step 5: Solve for x
   x = 11,957,929,984,576/1,578,780
6. Step 6: Final answer
   x = 7,574,158.52