Finding the Third Proportional to 913.78 and 1,943.37

Step by Step Solution

1. Step 1: Write the proportion equation
   913.78 : 1,943.37 = 1,943.37 : x
2. Step 2: Convert to fraction form
   913.78/1,943.37 = 1,943.37/x
3. Step 3: Cross multiply
   913.78x = 1,943.37 × 1,943.37
4. Step 4: Simplify right side
   913.78x = 3,776,676.03
5. Step 5: Solve for x
   x = 3,776,676.03/913.78
6. Step 6: Final answer
   x = 4,133.02