Finding the Third Proportional to 156,196 and 331,016

Step by Step Solution

1. Step 1: Write the proportion equation
   156,196 : 331,016 = 331,016 : x
2. Step 2: Convert to fraction form
   156,196/331,016 = 331,016/x
3. Step 3: Cross multiply
   156,196x = 331,016 × 331,016
4. Step 4: Simplify right side
   156,196x = 109,571,592,256
5. Step 5: Solve for x
   x = 109,571,592,256/156,196
6. Step 6: Final answer
   x = 701,500.63