Finding the Third Proportional to 162,942 and 238,580

Step by Step Solution

1. Step 1: Write the proportion equation
   162,942 : 238,580 = 238,580 : x
2. Step 2: Convert to fraction form
   162,942/238,580 = 238,580/x
3. Step 3: Cross multiply
   162,942x = 238,580 × 238,580
4. Step 4: Simplify right side
   162,942x = 56,920,416,400
5. Step 5: Solve for x
   x = 56,920,416,400/162,942
6. Step 6: Final answer
   x = 349,329.31