Finding the Third Proportional to 30,136.41 and 65,630.34

Step by Step Solution

1. Step 1: Write the proportion equation
   30,136.41 : 65,630.34 = 65,630.34 : x
2. Step 2: Convert to fraction form
   30,136.41/65,630.34 = 65,630.34/x
3. Step 3: Cross multiply
   30,136.41x = 65,630.34 × 65,630.34
4. Step 4: Simplify right side
   30,136.41x = 4,307,342,020.74
5. Step 5: Solve for x
   x = 4,307,342,020.74/30,136.41
6. Step 6: Final answer
   x = 142,928.19