Finding the Third Proportional to 8,406.56 and 17,672.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,406.56 : 17,672.06 = 17,672.06 : x
2. Step 2: Convert to fraction form
   8,406.56/17,672.06 = 17,672.06/x
3. Step 3: Cross multiply
   8,406.56x = 17,672.06 × 17,672.06
4. Step 4: Simplify right side
   8,406.56x = 312,301,793.00
5. Step 5: Solve for x
   x = 312,301,793.00/8,406.56
6. Step 6: Final answer
   x = 37,149.76