Finding the Third Proportional to 11,967.75 and 16,303.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,967.75 : 16,303.78 = 16,303.78 : x
2. Step 2: Convert to fraction form
   11,967.75/16,303.78 = 16,303.78/x
3. Step 3: Cross multiply
   11,967.75x = 16,303.78 × 16,303.78
4. Step 4: Simplify right side
   11,967.75x = 265,813,283.05
5. Step 5: Solve for x
   x = 265,813,283.05/11,967.75
6. Step 6: Final answer
   x = 22,210.80