Finding the Third Proportional to 191,759 and 300,828

Step by Step Solution

1. Step 1: Write the proportion equation
   191,759 : 300,828 = 300,828 : x
2. Step 2: Convert to fraction form
   191,759/300,828 = 300,828/x
3. Step 3: Cross multiply
   191,759x = 300,828 × 300,828
4. Step 4: Simplify right side
   191,759x = 90,497,485,584
5. Step 5: Solve for x
   x = 90,497,485,584/191,759
6. Step 6: Final answer
   x = 471,933.45