Finding the Third Proportional to 142,454 and 304,672

Step by Step Solution

1. Step 1: Write the proportion equation
   142,454 : 304,672 = 304,672 : x
2. Step 2: Convert to fraction form
   142,454/304,672 = 304,672/x
3. Step 3: Cross multiply
   142,454x = 304,672 × 304,672
4. Step 4: Simplify right side
   142,454x = 92,825,027,584
5. Step 5: Solve for x
   x = 92,825,027,584/142,454
6. Step 6: Final answer
   x = 651,614.05