Finding the Third Proportional to 12,153.80 and 16,334.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,153.80 : 16,334.16 = 16,334.16 : x
2. Step 2: Convert to fraction form
   12,153.80/16,334.16 = 16,334.16/x
3. Step 3: Cross multiply
   12,153.80x = 16,334.16 × 16,334.16
4. Step 4: Simplify right side
   12,153.80x = 266,804,660.40
5. Step 5: Solve for x
   x = 266,804,660.40/12,153.80
6. Step 6: Final answer
   x = 21,952.37