Finding the Third Proportional to 6,499,690 and 14,084,128

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499,690 : 14,084,128 = 14,084,128 : x
2. Step 2: Convert to fraction form
   6,499,690/14,084,128 = 14,084,128/x
3. Step 3: Cross multiply
   6,499,690x = 14,084,128 × 14,084,128
4. Step 4: Simplify right side
   6,499,690x = 198,362,661,520,384
5. Step 5: Solve for x
   x = 198,362,661,520,384/6,499,690
6. Step 6: Final answer
   x = 30,518,788.05