Finding the Third Proportional to 156,622 and 238,605

Step by Step Solution

1. Step 1: Write the proportion equation
   156,622 : 238,605 = 238,605 : x
2. Step 2: Convert to fraction form
   156,622/238,605 = 238,605/x
3. Step 3: Cross multiply
   156,622x = 238,605 × 238,605
4. Step 4: Simplify right side
   156,622x = 56,932,346,025
5. Step 5: Solve for x
   x = 56,932,346,025/156,622
6. Step 6: Final answer
   x = 363,501.59