Finding the Third Proportional to 12,019.96 and 26,115.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.96 : 26,115.86 = 26,115.86 : x
2. Step 2: Convert to fraction form
   12,019.96/26,115.86 = 26,115.86/x
3. Step 3: Cross multiply
   12,019.96x = 26,115.86 × 26,115.86
4. Step 4: Simplify right side
   12,019.96x = 682,037,906.86
5. Step 5: Solve for x
   x = 682,037,906.86/12,019.96
6. Step 6: Final answer
   x = 56,742.13