Finding the Third Proportional to 1,543,228 and 3,385,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,543,228 : 3,385,268 = 3,385,268 : x
2. Step 2: Convert to fraction form
   1,543,228/3,385,268 = 3,385,268/x
3. Step 3: Cross multiply
   1,543,228x = 3,385,268 × 3,385,268
4. Step 4: Simplify right side
   1,543,228x = 11,460,039,431,824
5. Step 5: Solve for x
   x = 11,460,039,431,824/1,543,228
6. Step 6: Final answer
   x = 7,426,018.34