Finding the Third Proportional to 191,673 and 300,069

Step by Step Solution

1. Step 1: Write the proportion equation
   191,673 : 300,069 = 300,069 : x
2. Step 2: Convert to fraction form
   191,673/300,069 = 300,069/x
3. Step 3: Cross multiply
   191,673x = 300,069 × 300,069
4. Step 4: Simplify right side
   191,673x = 90,041,404,761
5. Step 5: Solve for x
   x = 90,041,404,761/191,673
6. Step 6: Final answer
   x = 469,765.72