Finding the Third Proportional to 191,181 and 303,645

Step by Step Solution

1. Step 1: Write the proportion equation
   191,181 : 303,645 = 303,645 : x
2. Step 2: Convert to fraction form
   191,181/303,645 = 303,645/x
3. Step 3: Cross multiply
   191,181x = 303,645 × 303,645
4. Step 4: Simplify right side
   191,181x = 92,200,286,025
5. Step 5: Solve for x
   x = 92,200,286,025/191,181
6. Step 6: Final answer
   x = 482,266.99