Finding the Third Proportional to 3,646,866 and 7,935,900

Step by Step Solution

1. Step 1: Write the proportion equation
   3,646,866 : 7,935,900 = 7,935,900 : x
2. Step 2: Convert to fraction form
   3,646,866/7,935,900 = 7,935,900/x
3. Step 3: Cross multiply
   3,646,866x = 7,935,900 × 7,935,900
4. Step 4: Simplify right side
   3,646,866x = 62,978,508,810,000
5. Step 5: Solve for x
   x = 62,978,508,810,000/3,646,866
6. Step 6: Final answer
   x = 17,269,213.84