Finding the Third Proportional to 72,022 and 156,959

Step by Step Solution

1. Step 1: Write the proportion equation
   72,022 : 156,959 = 156,959 : x
2. Step 2: Convert to fraction form
   72,022/156,959 = 156,959/x
3. Step 3: Cross multiply
   72,022x = 156,959 × 156,959
4. Step 4: Simplify right side
   72,022x = 24,636,127,681
5. Step 5: Solve for x
   x = 24,636,127,681/72,022
6. Step 6: Final answer
   x = 342,063.92