Finding the Third Proportional to 11,895.19 and 16,009.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,895.19 : 16,009.31 = 16,009.31 : x
2. Step 2: Convert to fraction form
   11,895.19/16,009.31 = 16,009.31/x
3. Step 3: Cross multiply
   11,895.19x = 16,009.31 × 16,009.31
4. Step 4: Simplify right side
   11,895.19x = 256,298,086.72
5. Step 5: Solve for x
   x = 256,298,086.72/11,895.19
6. Step 6: Final answer
   x = 21,546.37