Finding the Third Proportional to 21,143.85 and 32,779.37

Step by Step Solution

1. Step 1: Write the proportion equation
   21,143.85 : 32,779.37 = 32,779.37 : x
2. Step 2: Convert to fraction form
   21,143.85/32,779.37 = 32,779.37/x
3. Step 3: Cross multiply
   21,143.85x = 32,779.37 × 32,779.37
4. Step 4: Simplify right side
   21,143.85x = 1,074,487,169.30
5. Step 5: Solve for x
   x = 1,074,487,169.30/21,143.85
6. Step 6: Final answer
   x = 50,817.96