Finding the Third Proportional to 79,821 and 170,010

Step by Step Solution

1. Step 1: Write the proportion equation
   79,821 : 170,010 = 170,010 : x
2. Step 2: Convert to fraction form
   79,821/170,010 = 170,010/x
3. Step 3: Cross multiply
   79,821x = 170,010 × 170,010
4. Step 4: Simplify right side
   79,821x = 28,903,400,100
5. Step 5: Solve for x
   x = 28,903,400,100/79,821
6. Step 6: Final answer
   x = 362,102.71