Finding the Third Proportional to 142,120 and 303,934

Step by Step Solution

1. Step 1: Write the proportion equation
   142,120 : 303,934 = 303,934 : x
2. Step 2: Convert to fraction form
   142,120/303,934 = 303,934/x
3. Step 3: Cross multiply
   142,120x = 303,934 × 303,934
4. Step 4: Simplify right side
   142,120x = 92,375,876,356
5. Step 5: Solve for x
   x = 92,375,876,356/142,120
6. Step 6: Final answer
   x = 649,985.06