Finding the Third Proportional to 143,002 and 310,904

Step by Step Solution

1. Step 1: Write the proportion equation
   143,002 : 310,904 = 310,904 : x
2. Step 2: Convert to fraction form
   143,002/310,904 = 310,904/x
3. Step 3: Cross multiply
   143,002x = 310,904 × 310,904
4. Step 4: Simplify right side
   143,002x = 96,661,297,216
5. Step 5: Solve for x
   x = 96,661,297,216/143,002
6. Step 6: Final answer
   x = 675,943.67