Finding the Third Proportional to 156,628 and 238,614

Step by Step Solution

1. Step 1: Write the proportion equation
   156,628 : 238,614 = 238,614 : x
2. Step 2: Convert to fraction form
   156,628/238,614 = 238,614/x
3. Step 3: Cross multiply
   156,628x = 238,614 × 238,614
4. Step 4: Simplify right side
   156,628x = 56,936,640,996
5. Step 5: Solve for x
   x = 56,936,640,996/156,628
6. Step 6: Final answer
   x = 363,515.09