Finding the Third Proportional to 2,090.81 and 4,449.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.81 : 4,449.94 = 4,449.94 : x
2. Step 2: Convert to fraction form
   2,090.81/4,449.94 = 4,449.94/x
3. Step 3: Cross multiply
   2,090.81x = 4,449.94 × 4,449.94
4. Step 4: Simplify right side
   2,090.81x = 19,801,943.75
5. Step 5: Solve for x
   x = 19,801,943.75/2,090.81
6. Step 6: Final answer
   x = 9,470.93