Finding the Third Proportional to 122,653,610 and 269,138,766

Step by Step Solution

1. Step 1: Write the proportion equation
   122,653,610 : 269,138,766 = 269,138,766 : x
2. Step 2: Convert to fraction form
   122,653,610/269,138,766 = 269,138,766/x
3. Step 3: Cross multiply
   122,653,610x = 269,138,766 × 269,138,766
4. Step 4: Simplify right side
   122,653,610x = 72,435,675,364,002,752
5. Step 5: Solve for x
   x = 72,435,675,364,002,752/122,653,610
6. Step 6: Final answer
   x = 590,571,083.59