Finding the Third Proportional to 155,270 and 334,322

Step by Step Solution

1. Step 1: Write the proportion equation
   155,270 : 334,322 = 334,322 : x
2. Step 2: Convert to fraction form
   155,270/334,322 = 334,322/x
3. Step 3: Cross multiply
   155,270x = 334,322 × 334,322
4. Step 4: Simplify right side
   155,270x = 111,771,199,684
5. Step 5: Solve for x
   x = 111,771,199,684/155,270
6. Step 6: Final answer
   x = 719,850.58