Finding the Third Proportional to 191,951 and 300,429

Step by Step Solution

1. Step 1: Write the proportion equation
   191,951 : 300,429 = 300,429 : x
2. Step 2: Convert to fraction form
   191,951/300,429 = 300,429/x
3. Step 3: Cross multiply
   191,951x = 300,429 × 300,429
4. Step 4: Simplify right side
   191,951x = 90,257,584,041
5. Step 5: Solve for x
   x = 90,257,584,041/191,951
6. Step 6: Final answer
   x = 470,211.59