Finding the Third Proportional to 191,842 and 300,279

Step by Step Solution

1. Step 1: Write the proportion equation
   191,842 : 300,279 = 300,279 : x
2. Step 2: Convert to fraction form
   191,842/300,279 = 300,279/x
3. Step 3: Cross multiply
   191,842x = 300,279 × 300,279
4. Step 4: Simplify right side
   191,842x = 90,167,477,841
5. Step 5: Solve for x
   x = 90,167,477,841/191,842
6. Step 6: Final answer
   x = 470,009.06