Finding the Third Proportional to 266,139,682 and 582,450,054

Step by Step Solution

1. Step 1: Write the proportion equation
   266,139,682 : 582,450,054 = 582,450,054 : x
2. Step 2: Convert to fraction form
   266,139,682/582,450,054 = 582,450,054/x
3. Step 3: Cross multiply
   266,139,682x = 582,450,054 × 582,450,054
4. Step 4: Simplify right side
   266,139,682x = 339,248,065,404,602,944
5. Step 5: Solve for x
   x = 339,248,065,404,602,944/266,139,682
6. Step 6: Final answer
   x = 1,274,699,296.46