Finding the Third Proportional to 80,136 and 124,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,136 : 124,573.50 = 124,573.50 : x
2. Step 2: Convert to fraction form
   80,136/124,573.50 = 124,573.50/x
3. Step 3: Cross multiply
   80,136x = 124,573.50 × 124,573.50
4. Step 4: Simplify right side
   80,136x = 15,518,556,902.25
5. Step 5: Solve for x
   x = 15,518,556,902.25/80,136
6. Step 6: Final answer
   x = 193,652.75