Finding the Third Proportional to 4,644,392 and 7,173,670

Step by Step Solution

1. Step 1: Write the proportion equation
   4,644,392 : 7,173,670 = 7,173,670 : x
2. Step 2: Convert to fraction form
   4,644,392/7,173,670 = 7,173,670/x
3. Step 3: Cross multiply
   4,644,392x = 7,173,670 × 7,173,670
4. Step 4: Simplify right side
   4,644,392x = 51,461,541,268,900
5. Step 5: Solve for x
   x = 51,461,541,268,900/4,644,392
6. Step 6: Final answer
   x = 11,080,361.28