Finding the Third Proportional to 6,403,902 and 14,002,386

Step by Step Solution

1. Step 1: Write the proportion equation
   6,403,902 : 14,002,386 = 14,002,386 : x
2. Step 2: Convert to fraction form
   6,403,902/14,002,386 = 14,002,386/x
3. Step 3: Cross multiply
   6,403,902x = 14,002,386 × 14,002,386
4. Step 4: Simplify right side
   6,403,902x = 196,066,813,692,996
5. Step 5: Solve for x
   x = 196,066,813,692,996/6,403,902
6. Step 6: Final answer
   x = 30,616,772.98