Finding the Third Proportional to 2,666,172 and 3,799,728

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,172 : 3,799,728 = 3,799,728 : x
2. Step 2: Convert to fraction form
   2,666,172/3,799,728 = 3,799,728/x
3. Step 3: Cross multiply
   2,666,172x = 3,799,728 × 3,799,728
4. Step 4: Simplify right side
   2,666,172x = 14,437,932,873,984
5. Step 5: Solve for x
   x = 14,437,932,873,984/2,666,172
6. Step 6: Final answer
   x = 5,415,229.35