Finding the Third Proportional to 156,683 and 238,697

Step by Step Solution

1. Step 1: Write the proportion equation
   156,683 : 238,697 = 238,697 : x
2. Step 2: Convert to fraction form
   156,683/238,697 = 238,697/x
3. Step 3: Cross multiply
   156,683x = 238,697 × 238,697
4. Step 4: Simplify right side
   156,683x = 56,976,257,809
5. Step 5: Solve for x
   x = 56,976,257,809/156,683
6. Step 6: Final answer
   x = 363,640.33