Finding the Third Proportional to 3,320,144 and 4,885,274

Step by Step Solution

1. Step 1: Write the proportion equation
   3,320,144 : 4,885,274 = 4,885,274 : x
2. Step 2: Convert to fraction form
   3,320,144/4,885,274 = 4,885,274/x
3. Step 3: Cross multiply
   3,320,144x = 4,885,274 × 4,885,274
4. Step 4: Simplify right side
   3,320,144x = 23,865,902,055,076
5. Step 5: Solve for x
   x = 23,865,902,055,076/3,320,144
6. Step 6: Final answer
   x = 7,188,212.94