Finding the Third Proportional to 156,684 and 238,698

Step by Step Solution

1. Step 1: Write the proportion equation
   156,684 : 238,698 = 238,698 : x
2. Step 2: Convert to fraction form
   156,684/238,698 = 238,698/x
3. Step 3: Cross multiply
   156,684x = 238,698 × 238,698
4. Step 4: Simplify right side
   156,684x = 56,976,735,204
5. Step 5: Solve for x
   x = 56,976,735,204/156,684
6. Step 6: Final answer
   x = 363,641.06