Finding the Third Proportional to 1,945.90 and 2,836.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.90 : 2,836.27 = 2,836.27 : x
2. Step 2: Convert to fraction form
   1,945.90/2,836.27 = 2,836.27/x
3. Step 3: Cross multiply
   1,945.90x = 2,836.27 × 2,836.27
4. Step 4: Simplify right side
   1,945.90x = 8,044,402.70
5. Step 5: Solve for x
   x = 8,044,402.70/1,945.90
6. Step 6: Final answer
   x = 4,134.03