Finding the Third Proportional to 3,368,543 and 5,177,748

Step by Step Solution

1. Step 1: Write the proportion equation
   3,368,543 : 5,177,748 = 5,177,748 : x
2. Step 2: Convert to fraction form
   3,368,543/5,177,748 = 5,177,748/x
3. Step 3: Cross multiply
   3,368,543x = 5,177,748 × 5,177,748
4. Step 4: Simplify right side
   3,368,543x = 26,809,074,351,504
5. Step 5: Solve for x
   x = 26,809,074,351,504/3,368,543
6. Step 6: Final answer
   x = 7,958,655.82