Finding the Third Proportional to 144,350 and 314,932

Step by Step Solution

1. Step 1: Write the proportion equation
   144,350 : 314,932 = 314,932 : x
2. Step 2: Convert to fraction form
   144,350/314,932 = 314,932/x
3. Step 3: Cross multiply
   144,350x = 314,932 × 314,932
4. Step 4: Simplify right side
   144,350x = 99,182,164,624
5. Step 5: Solve for x
   x = 99,182,164,624/144,350
6. Step 6: Final answer
   x = 687,095.01