Finding the Third Proportional to 11,956.36 and 26,213.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,956.36 : 26,213.63 = 26,213.63 : x
2. Step 2: Convert to fraction form
   11,956.36/26,213.63 = 26,213.63/x
3. Step 3: Cross multiply
   11,956.36x = 26,213.63 × 26,213.63
4. Step 4: Simplify right side
   11,956.36x = 687,154,135.64
5. Step 5: Solve for x
   x = 687,154,135.64/11,956.36
6. Step 6: Final answer
   x = 57,471.85