Finding the Third Proportional to 1,554,491 and 3,345,181

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554,491 : 3,345,181 = 3,345,181 : x
2. Step 2: Convert to fraction form
   1,554,491/3,345,181 = 3,345,181/x
3. Step 3: Cross multiply
   1,554,491x = 3,345,181 × 3,345,181
4. Step 4: Simplify right side
   1,554,491x = 11,190,235,922,761
5. Step 5: Solve for x
   x = 11,190,235,922,761/1,554,491
6. Step 6: Final answer
   x = 7,198,649.54