Finding the Third Proportional to 11,005.88 and 18,057.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,005.88 : 18,057.94 = 18,057.94 : x
2. Step 2: Convert to fraction form
   11,005.88/18,057.94 = 18,057.94/x
3. Step 3: Cross multiply
   11,005.88x = 18,057.94 × 18,057.94
4. Step 4: Simplify right side
   11,005.88x = 326,089,106.75
5. Step 5: Solve for x
   x = 326,089,106.75/11,005.88
6. Step 6: Final answer
   x = 29,628.64