Finding the Third Proportional to 548,066,740 and 791,861,790

Step by Step Solution

1. Step 1: Write the proportion equation
   548,066,740 : 791,861,790 = 791,861,790 : x
2. Step 2: Convert to fraction form
   548,066,740/791,861,790 = 791,861,790/x
3. Step 3: Cross multiply
   548,066,740x = 791,861,790 × 791,861,790
4. Step 4: Simplify right side
   548,066,740x = 627,045,094,462,004,096
5. Step 5: Solve for x
   x = 627,045,094,462,004,096/548,066,740
6. Step 6: Final answer
   x = 1,144,103,534.66