Finding the Third Proportional to 222,791,526 and 340,590,822

Step by Step Solution

1. Step 1: Write the proportion equation
   222,791,526 : 340,590,822 = 340,590,822 : x
2. Step 2: Convert to fraction form
   222,791,526/340,590,822 = 340,590,822/x
3. Step 3: Cross multiply
   222,791,526x = 340,590,822 × 340,590,822
4. Step 4: Simplify right side
   222,791,526x = 116,002,108,030,635,680
5. Step 5: Solve for x
   x = 116,002,108,030,635,680/222,791,526
6. Step 6: Final answer
   x = 520,675,584.54