Finding the Third Proportional to 21,039 and 32,278.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,039 : 32,278.50 = 32,278.50 : x
2. Step 2: Convert to fraction form
   21,039/32,278.50 = 32,278.50/x
3. Step 3: Cross multiply
   21,039x = 32,278.50 × 32,278.50
4. Step 4: Simplify right side
   21,039x = 1,041,901,562.25
5. Step 5: Solve for x
   x = 1,041,901,562.25/21,039
6. Step 6: Final answer
   x = 49,522.39