Finding the Third Proportional to 5,999.06 and 12,870.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,999.06 : 12,870.56 = 12,870.56 : x
2. Step 2: Convert to fraction form
   5,999.06/12,870.56 = 12,870.56/x
3. Step 3: Cross multiply
   5,999.06x = 12,870.56 × 12,870.56
4. Step 4: Simplify right side
   5,999.06x = 165,651,379.07
5. Step 5: Solve for x
   x = 165,651,379.07/5,999.06
6. Step 6: Final answer
   x = 27,612.88