Finding the Third Proportional to 1,707.75 and 2,315.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.75 : 2,315.63 = 2,315.63 : x
2. Step 2: Convert to fraction form
   1,707.75/2,315.63 = 2,315.63/x
3. Step 3: Cross multiply
   1,707.75x = 2,315.63 × 2,315.63
4. Step 4: Simplify right side
   1,707.75x = 5,362,119.14
5. Step 5: Solve for x
   x = 5,362,119.14/1,707.75
6. Step 6: Final answer
   x = 3,139.87