Finding the Third Proportional to 1,719.98 and 2,331.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,719.98 : 2,331.28 = 2,331.28 : x
2. Step 2: Convert to fraction form
   1,719.98/2,331.28 = 2,331.28/x
3. Step 3: Cross multiply
   1,719.98x = 2,331.28 × 2,331.28
4. Step 4: Simplify right side
   1,719.98x = 5,434,872.27
5. Step 5: Solve for x
   x = 5,434,872.27/1,719.98
6. Step 6: Final answer
   x = 3,159.84