Finding the Third Proportional to 16,911 and 36,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,911 : 36,535.50 = 36,535.50 : x
2. Step 2: Convert to fraction form
   16,911/36,535.50 = 36,535.50/x
3. Step 3: Cross multiply
   16,911x = 36,535.50 × 36,535.50
4. Step 4: Simplify right side
   16,911x = 1,334,842,760.25
5. Step 5: Solve for x
   x = 1,334,842,760.25/16,911
6. Step 6: Final answer
   x = 78,933.40