Finding the Third Proportional to 1,288.97 and 2,073.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288.97 : 2,073.94 = 2,073.94 : x
2. Step 2: Convert to fraction form
   1,288.97/2,073.94 = 2,073.94/x
3. Step 3: Cross multiply
   1,288.97x = 2,073.94 × 2,073.94
4. Step 4: Simplify right side
   1,288.97x = 4,301,216.75
5. Step 5: Solve for x
   x = 4,301,216.75/1,288.97
6. Step 6: Final answer
   x = 3,336.94