Finding the Third Proportional to 147,404 and 222,339

Step by Step Solution

1. Step 1: Write the proportion equation
   147,404 : 222,339 = 222,339 : x
2. Step 2: Convert to fraction form
   147,404/222,339 = 222,339/x
3. Step 3: Cross multiply
   147,404x = 222,339 × 222,339
4. Step 4: Simplify right side
   147,404x = 49,434,630,921
5. Step 5: Solve for x
   x = 49,434,630,921/147,404
6. Step 6: Final answer
   x = 335,368.31