Finding the Third Proportional to 21,641.63 and 33,829.31

Step by Step Solution

1. Step 1: Write the proportion equation
   21,641.63 : 33,829.31 = 33,829.31 : x
2. Step 2: Convert to fraction form
   21,641.63/33,829.31 = 33,829.31/x
3. Step 3: Cross multiply
   21,641.63x = 33,829.31 × 33,829.31
4. Step 4: Simplify right side
   21,641.63x = 1,144,422,384.22
5. Step 5: Solve for x
   x = 1,144,422,384.22/21,641.63
6. Step 6: Final answer
   x = 52,880.61