Finding the Third Proportional to 142,521 and 301,062

Step by Step Solution

1. Step 1: Write the proportion equation
   142,521 : 301,062 = 301,062 : x
2. Step 2: Convert to fraction form
   142,521/301,062 = 301,062/x
3. Step 3: Cross multiply
   142,521x = 301,062 × 301,062
4. Step 4: Simplify right side
   142,521x = 90,638,327,844
5. Step 5: Solve for x
   x = 90,638,327,844/142,521
6. Step 6: Final answer
   x = 635,964.72