Finding the Third Proportional to 1,317.38 and 2,025.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317.38 : 2,025.56 = 2,025.56 : x
2. Step 2: Convert to fraction form
   1,317.38/2,025.56 = 2,025.56/x
3. Step 3: Cross multiply
   1,317.38x = 2,025.56 × 2,025.56
4. Step 4: Simplify right side
   1,317.38x = 4,102,903.44
5. Step 5: Solve for x
   x = 4,102,903.44/1,317.38
6. Step 6: Final answer
   x = 3,114.45