Finding the Third Proportional to 2,435.72 and 5,260.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,435.72 : 5,260.69 = 5,260.69 : x
2. Step 2: Convert to fraction form
   2,435.72/5,260.69 = 5,260.69/x
3. Step 3: Cross multiply
   2,435.72x = 5,260.69 × 5,260.69
4. Step 4: Simplify right side
   2,435.72x = 27,674,832.97
5. Step 5: Solve for x
   x = 27,674,832.97/2,435.72
6. Step 6: Final answer
   x = 11,362.08