Finding the Third Proportional to 191,136 and 303,653.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,136 : 303,653.50 = 303,653.50 : x
2. Step 2: Convert to fraction form
   191,136/303,653.50 = 303,653.50/x
3. Step 3: Cross multiply
   191,136x = 303,653.50 × 303,653.50
4. Step 4: Simplify right side
   191,136x = 92,205,448,062.25
5. Step 5: Solve for x
   x = 92,205,448,062.25/191,136
6. Step 6: Final answer
   x = 482,407.54