Finding the Third Proportional to 79,145 and 113,170

Step by Step Solution

1. Step 1: Write the proportion equation
   79,145 : 113,170 = 113,170 : x
2. Step 2: Convert to fraction form
   79,145/113,170 = 113,170/x
3. Step 3: Cross multiply
   79,145x = 113,170 × 113,170
4. Step 4: Simplify right side
   79,145x = 12,807,448,900
5. Step 5: Solve for x
   x = 12,807,448,900/79,145
6. Step 6: Final answer
   x = 161,822.59