Finding the Third Proportional to 141,646 and 309,050

Step by Step Solution

1. Step 1: Write the proportion equation
   141,646 : 309,050 = 309,050 : x
2. Step 2: Convert to fraction form
   141,646/309,050 = 309,050/x
3. Step 3: Cross multiply
   141,646x = 309,050 × 309,050
4. Step 4: Simplify right side
   141,646x = 95,511,902,500
5. Step 5: Solve for x
   x = 95,511,902,500/141,646
6. Step 6: Final answer
   x = 674,300.03