Finding the Third Proportional to 1,960.31 and 2,142.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,960.31 : 2,142.56 = 2,142.56 : x
2. Step 2: Convert to fraction form
   1,960.31/2,142.56 = 2,142.56/x
3. Step 3: Cross multiply
   1,960.31x = 2,142.56 × 2,142.56
4. Step 4: Simplify right side
   1,960.31x = 4,590,574.07
5. Step 5: Solve for x
   x = 4,590,574.07/1,960.31
6. Step 6: Final answer
   x = 2,341.76