Finding the Third Proportional to 141,944 and 309,086

Step by Step Solution

1. Step 1: Write the proportion equation
   141,944 : 309,086 = 309,086 : x
2. Step 2: Convert to fraction form
   141,944/309,086 = 309,086/x
3. Step 3: Cross multiply
   141,944x = 309,086 × 309,086
4. Step 4: Simplify right side
   141,944x = 95,534,155,396
5. Step 5: Solve for x
   x = 95,534,155,396/141,944
6. Step 6: Final answer
   x = 673,041.17