Finding the Third Proportional to 2,663.30 and 3,943.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,663.30 : 3,943.27 = 3,943.27 : x
2. Step 2: Convert to fraction form
   2,663.30/3,943.27 = 3,943.27/x
3. Step 3: Cross multiply
   2,663.30x = 3,943.27 × 3,943.27
4. Step 4: Simplify right side
   2,663.30x = 15,549,343.79
5. Step 5: Solve for x
   x = 15,549,343.79/2,663.30
6. Step 6: Final answer
   x = 5,838.38