Finding the Third Proportional to 3,368,816 and 7,305,178

Step by Step Solution

1. Step 1: Write the proportion equation
   3,368,816 : 7,305,178 = 7,305,178 : x
2. Step 2: Convert to fraction form
   3,368,816/7,305,178 = 7,305,178/x
3. Step 3: Cross multiply
   3,368,816x = 7,305,178 × 7,305,178
4. Step 4: Simplify right side
   3,368,816x = 53,365,625,611,684
5. Step 5: Solve for x
   x = 53,365,625,611,684/3,368,816
6. Step 6: Final answer
   x = 15,841,062.74