Finding the Third Proportional to 144,560 and 222,476

Step by Step Solution

1. Step 1: Write the proportion equation
   144,560 : 222,476 = 222,476 : x
2. Step 2: Convert to fraction form
   144,560/222,476 = 222,476/x
3. Step 3: Cross multiply
   144,560x = 222,476 × 222,476
4. Step 4: Simplify right side
   144,560x = 49,495,570,576
5. Step 5: Solve for x
   x = 49,495,570,576/144,560
6. Step 6: Final answer
   x = 342,387.73