Finding the Third Proportional to 1,190.67 and 3,078.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,190.67 : 3,078.98 = 3,078.98 : x
2. Step 2: Convert to fraction form
   1,190.67/3,078.98 = 3,078.98/x
3. Step 3: Cross multiply
   1,190.67x = 3,078.98 × 3,078.98
4. Step 4: Simplify right side
   1,190.67x = 9,480,144.78
5. Step 5: Solve for x
   x = 9,480,144.78/1,190.67
6. Step 6: Final answer
   x = 7,962.01