Finding the Third Proportional to 142,468 and 304,700

Step by Step Solution

1. Step 1: Write the proportion equation
   142,468 : 304,700 = 304,700 : x
2. Step 2: Convert to fraction form
   142,468/304,700 = 304,700/x
3. Step 3: Cross multiply
   142,468x = 304,700 × 304,700
4. Step 4: Simplify right side
   142,468x = 92,842,090,000
5. Step 5: Solve for x
   x = 92,842,090,000/142,468
6. Step 6: Final answer
   x = 651,669.78