Finding the Third Proportional to 8,081.65 and 12,088.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,081.65 : 12,088.30 = 12,088.30 : x
2. Step 2: Convert to fraction form
   8,081.65/12,088.30 = 12,088.30/x
3. Step 3: Cross multiply
   8,081.65x = 12,088.30 × 12,088.30
4. Step 4: Simplify right side
   8,081.65x = 146,127,015.78
5. Step 5: Solve for x
   x = 146,127,015.78/8,081.65
6. Step 6: Final answer
   x = 18,081.34