Finding the Third Proportional to 2,656.86 and 5,601.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.86 : 5,601.81 = 5,601.81 : x
2. Step 2: Convert to fraction form
   2,656.86/5,601.81 = 5,601.81/x
3. Step 3: Cross multiply
   2,656.86x = 5,601.81 × 5,601.81
4. Step 4: Simplify right side
   2,656.86x = 31,380,325.17
5. Step 5: Solve for x
   x = 31,380,325.17/2,656.86
6. Step 6: Final answer
   x = 11,811.04