Finding the Third Proportional to 156,711 and 333,651

Step by Step Solution

1. Step 1: Write the proportion equation
   156,711 : 333,651 = 333,651 : x
2. Step 2: Convert to fraction form
   156,711/333,651 = 333,651/x
3. Step 3: Cross multiply
   156,711x = 333,651 × 333,651
4. Step 4: Simplify right side
   156,711x = 111,322,989,801
5. Step 5: Solve for x
   x = 111,322,989,801/156,711
6. Step 6: Final answer
   x = 710,371.26