Finding the Third Proportional to 143,906 and 293,520

Step by Step Solution

1. Step 1: Write the proportion equation
   143,906 : 293,520 = 293,520 : x
2. Step 2: Convert to fraction form
   143,906/293,520 = 293,520/x
3. Step 3: Cross multiply
   143,906x = 293,520 × 293,520
4. Step 4: Simplify right side
   143,906x = 86,153,990,400
5. Step 5: Solve for x
   x = 86,153,990,400/143,906
6. Step 6: Final answer
   x = 598,682.41