Finding the Third Proportional to 33,338 and 48,690.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,338 : 48,690.50 = 48,690.50 : x
2. Step 2: Convert to fraction form
   33,338/48,690.50 = 48,690.50/x
3. Step 3: Cross multiply
   33,338x = 48,690.50 × 48,690.50
4. Step 4: Simplify right side
   33,338x = 2,370,764,790.25
5. Step 5: Solve for x
   x = 2,370,764,790.25/33,338
6. Step 6: Final answer
   x = 71,112.99