Finding the Third Proportional to 3,548.81 and 7,808.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,548.81 : 7,808.91 = 7,808.91 : x
2. Step 2: Convert to fraction form
   3,548.81/7,808.91 = 7,808.91/x
3. Step 3: Cross multiply
   3,548.81x = 7,808.91 × 7,808.91
4. Step 4: Simplify right side
   3,548.81x = 60,979,016.82
5. Step 5: Solve for x
   x = 60,979,016.82/3,548.81
6. Step 6: Final answer
   x = 17,182.94