Finding the Third Proportional to 594,505,499 and 1,243,217,980

Step by Step Solution

1. Step 1: Write the proportion equation
   594,505,499 : 1,243,217,980 = 1,243,217,980 : x
2. Step 2: Convert to fraction form
   594,505,499/1,243,217,980 = 1,243,217,980/x
3. Step 3: Cross multiply
   594,505,499x = 1,243,217,980 × 1,243,217,980
4. Step 4: Simplify right side
   594,505,499x = 1,545,590,945,795,280,384
5. Step 5: Solve for x
   x = 1,545,590,945,795,280,384/594,505,499
6. Step 6: Final answer
   x = 2,599,792,513.94