Finding the Third Proportional to 3,510,560,274 and 7,311,687,558

Step by Step Solution

1. Step 1: Write the proportion equation
   3,510,560,274 : 7,311,687,558 = 7,311,687,558 : x
2. Step 2: Convert to fraction form
   3,510,560,274/7,311,687,558 = 7,311,687,558/x
3. Step 3: Cross multiply
   3,510,560,274x = 7,311,687,558 × 7,311,687,558
4. Step 4: Simplify right side
   3,510,560,274x = 53,460,774,945,812,004,864
5. Step 5: Solve for x
   x = 53,460,774,945,812,004,864/3,510,560,274
6. Step 6: Final answer
   x = 15,228,559,196.59