Finding the Third Proportional to 3,411.49 and 7,443.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.49 : 7,443.77 = 7,443.77 : x
2. Step 2: Convert to fraction form
   3,411.49/7,443.77 = 7,443.77/x
3. Step 3: Cross multiply
   3,411.49x = 7,443.77 × 7,443.77
4. Step 4: Simplify right side
   3,411.49x = 55,409,762.99
5. Step 5: Solve for x
   x = 55,409,762.99/3,411.49
6. Step 6: Final answer
   x = 16,242.09