Finding the Third Proportional to 2,775 and 5,990.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,775 : 5,990.50 = 5,990.50 : x
2. Step 2: Convert to fraction form
   2,775/5,990.50 = 5,990.50/x
3. Step 3: Cross multiply
   2,775x = 5,990.50 × 5,990.50
4. Step 4: Simplify right side
   2,775x = 35,886,090.25
5. Step 5: Solve for x
   x = 35,886,090.25/2,775
6. Step 6: Final answer
   x = 12,931.92