Finding the Third Proportional to 11,007 and 18,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,007 : 18,059.50 = 18,059.50 : x
2. Step 2: Convert to fraction form
   11,007/18,059.50 = 18,059.50/x
3. Step 3: Cross multiply
   11,007x = 18,059.50 × 18,059.50
4. Step 4: Simplify right side
   11,007x = 326,145,540.25
5. Step 5: Solve for x
   x = 326,145,540.25/11,007
6. Step 6: Final answer
   x = 29,630.74