Finding the Third Proportional to 2,700.42 and 5,586.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.42 : 5,586.89 = 5,586.89 : x
2. Step 2: Convert to fraction form
   2,700.42/5,586.89 = 5,586.89/x
3. Step 3: Cross multiply
   2,700.42x = 5,586.89 × 5,586.89
4. Step 4: Simplify right side
   2,700.42x = 31,213,346.86
5. Step 5: Solve for x
   x = 31,213,346.86/2,700.42
6. Step 6: Final answer
   x = 11,558.69