Finding the Third Proportional to 21,690.19 and 32,808.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,690.19 : 32,808.75 = 32,808.75 : x
2. Step 2: Convert to fraction form
   21,690.19/32,808.75 = 32,808.75/x
3. Step 3: Cross multiply
   21,690.19x = 32,808.75 × 32,808.75
4. Step 4: Simplify right side
   21,690.19x = 1,076,414,076.56
5. Step 5: Solve for x
   x = 1,076,414,076.56/21,690.19
6. Step 6: Final answer
   x = 49,626.78