Finding the Third Proportional to 222,914 and 345,549

Step by Step Solution

1. Step 1: Write the proportion equation
   222,914 : 345,549 = 345,549 : x
2. Step 2: Convert to fraction form
   222,914/345,549 = 345,549/x
3. Step 3: Cross multiply
   222,914x = 345,549 × 345,549
4. Step 4: Simplify right side
   222,914x = 119,404,111,401
5. Step 5: Solve for x
   x = 119,404,111,401/222,914
6. Step 6: Final answer
   x = 535,651.02