Finding the Third Proportional to 21,576.38 and 33,485.91

Step by Step Solution

1. Step 1: Write the proportion equation
   21,576.38 : 33,485.91 = 33,485.91 : x
2. Step 2: Convert to fraction form
   21,576.38/33,485.91 = 33,485.91/x
3. Step 3: Cross multiply
   21,576.38x = 33,485.91 × 33,485.91
4. Step 4: Simplify right side
   21,576.38x = 1,121,305,917.38
5. Step 5: Solve for x
   x = 1,121,305,917.38/21,576.38
6. Step 6: Final answer
   x = 51,969.15