Finding the Third Proportional to 21,580.31 and 32,821.31

Step by Step Solution

1. Step 1: Write the proportion equation
   21,580.31 : 32,821.31 = 32,821.31 : x
2. Step 2: Convert to fraction form
   21,580.31/32,821.31 = 32,821.31/x
3. Step 3: Cross multiply
   21,580.31x = 32,821.31 × 32,821.31
4. Step 4: Simplify right side
   21,580.31x = 1,077,238,554.22
5. Step 5: Solve for x
   x = 1,077,238,554.22/21,580.31
6. Step 6: Final answer
   x = 49,917.65