Finding the Third Proportional to 191,543 and 303,150

Step by Step Solution

1. Step 1: Write the proportion equation
   191,543 : 303,150 = 303,150 : x
2. Step 2: Convert to fraction form
   191,543/303,150 = 303,150/x
3. Step 3: Cross multiply
   191,543x = 303,150 × 303,150
4. Step 4: Simplify right side
   191,543x = 91,899,922,500
5. Step 5: Solve for x
   x = 91,899,922,500/191,543
6. Step 6: Final answer
   x = 479,787.42