Finding the Third Proportional to 7,427.81 and 11,104.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,427.81 : 11,104.31 = 11,104.31 : x
2. Step 2: Convert to fraction form
   7,427.81/11,104.31 = 11,104.31/x
3. Step 3: Cross multiply
   7,427.81x = 11,104.31 × 11,104.31
4. Step 4: Simplify right side
   7,427.81x = 123,305,756.10
5. Step 5: Solve for x
   x = 123,305,756.10/7,427.81
6. Step 6: Final answer
   x = 16,600.55