Finding the Third Proportional to 1,980.56 and 3,040.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.56 : 3,040.31 = 3,040.31 : x
2. Step 2: Convert to fraction form
   1,980.56/3,040.31 = 3,040.31/x
3. Step 3: Cross multiply
   1,980.56x = 3,040.31 × 3,040.31
4. Step 4: Simplify right side
   1,980.56x = 9,243,500.10
5. Step 5: Solve for x
   x = 9,243,500.10/1,980.56
6. Step 6: Final answer
   x = 4,667.11