Finding the Third Proportional to 2,504.81 and 5,357.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.81 : 5,357.06 = 5,357.06 : x
2. Step 2: Convert to fraction form
   2,504.81/5,357.06 = 5,357.06/x
3. Step 3: Cross multiply
   2,504.81x = 5,357.06 × 5,357.06
4. Step 4: Simplify right side
   2,504.81x = 28,698,118.63
5. Step 5: Solve for x
   x = 28,698,118.63/2,504.81
6. Step 6: Final answer
   x = 11,457.19