Finding the Third Proportional to 156,636 and 238,632

Step by Step Solution

1. Step 1: Write the proportion equation
   156,636 : 238,632 = 238,632 : x
2. Step 2: Convert to fraction form
   156,636/238,632 = 238,632/x
3. Step 3: Cross multiply
   156,636x = 238,632 × 238,632
4. Step 4: Simplify right side
   156,636x = 56,945,231,424
5. Step 5: Solve for x
   x = 56,945,231,424/156,636
6. Step 6: Final answer
   x = 363,551.36