Finding the Third Proportional to 141,942 and 309,084

Step by Step Solution

1. Step 1: Write the proportion equation
   141,942 : 309,084 = 309,084 : x
2. Step 2: Convert to fraction form
   141,942/309,084 = 309,084/x
3. Step 3: Cross multiply
   141,942x = 309,084 × 309,084
4. Step 4: Simplify right side
   141,942x = 95,532,919,056
5. Step 5: Solve for x
   x = 95,532,919,056/141,942
6. Step 6: Final answer
   x = 673,041.94