Finding the Third Proportional to 8,081.88 and 12,418.13

Step by Step Solution

1. Step 1: Write the proportion equation
   8,081.88 : 12,418.13 = 12,418.13 : x
2. Step 2: Convert to fraction form
   8,081.88/12,418.13 = 12,418.13/x
3. Step 3: Cross multiply
   8,081.88x = 12,418.13 × 12,418.13
4. Step 4: Simplify right side
   8,081.88x = 154,209,828.52
5. Step 5: Solve for x
   x = 154,209,828.52/8,081.88
6. Step 6: Final answer
   x = 19,080.95