Finding the Third Proportional to 11,601.56 and 18,469.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,601.56 : 18,469.69 = 18,469.69 : x
2. Step 2: Convert to fraction form
   11,601.56/18,469.69 = 18,469.69/x
3. Step 3: Cross multiply
   11,601.56x = 18,469.69 × 18,469.69
4. Step 4: Simplify right side
   11,601.56x = 341,129,356.35
5. Step 5: Solve for x
   x = 341,129,356.35/11,601.56
6. Step 6: Final answer
   x = 29,403.74