Finding the Third Proportional to 142,886 and 304,752

Step by Step Solution

1. Step 1: Write the proportion equation
   142,886 : 304,752 = 304,752 : x
2. Step 2: Convert to fraction form
   142,886/304,752 = 304,752/x
3. Step 3: Cross multiply
   142,886x = 304,752 × 304,752
4. Step 4: Simplify right side
   142,886x = 92,873,781,504
5. Step 5: Solve for x
   x = 92,873,781,504/142,886
6. Step 6: Final answer
   x = 649,985.17