Finding the Third Proportional to 8,080.59 and 12,130.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,080.59 : 12,130.59 = 12,130.59 : x
2. Step 2: Convert to fraction form
   8,080.59/12,130.59 = 12,130.59/x
3. Step 3: Cross multiply
   8,080.59x = 12,130.59 × 12,130.59
4. Step 4: Simplify right side
   8,080.59x = 147,151,304.73
5. Step 5: Solve for x
   x = 147,151,304.73/8,080.59
6. Step 6: Final answer
   x = 18,210.46