Finding the Third Proportional to 142,274 and 304,833

Step by Step Solution

1. Step 1: Write the proportion equation
   142,274 : 304,833 = 304,833 : x
2. Step 2: Convert to fraction form
   142,274/304,833 = 304,833/x
3. Step 3: Cross multiply
   142,274x = 304,833 × 304,833
4. Step 4: Simplify right side
   142,274x = 92,923,157,889
5. Step 5: Solve for x
   x = 92,923,157,889/142,274
6. Step 6: Final answer
   x = 653,128.17