Finding the Third Proportional to 142,518 and 301,056

Step by Step Solution

1. Step 1: Write the proportion equation
   142,518 : 301,056 = 301,056 : x
2. Step 2: Convert to fraction form
   142,518/301,056 = 301,056/x
3. Step 3: Cross multiply
   142,518x = 301,056 × 301,056
4. Step 4: Simplify right side
   142,518x = 90,634,715,136
5. Step 5: Solve for x
   x = 90,634,715,136/142,518
6. Step 6: Final answer
   x = 635,952.76