Finding the Third Proportional to 152,214 and 238,770

Step by Step Solution

1. Step 1: Write the proportion equation
   152,214 : 238,770 = 238,770 : x
2. Step 2: Convert to fraction form
   152,214/238,770 = 238,770/x
3. Step 3: Cross multiply
   152,214x = 238,770 × 238,770
4. Step 4: Simplify right side
   152,214x = 57,011,112,900
5. Step 5: Solve for x
   x = 57,011,112,900/152,214
6. Step 6: Final answer
   x = 374,545.79