Finding the Third Proportional to 2,476.13 and 5,412.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.13 : 5,412.56 = 5,412.56 : x
2. Step 2: Convert to fraction form
   2,476.13/5,412.56 = 5,412.56/x
3. Step 3: Cross multiply
   2,476.13x = 5,412.56 × 5,412.56
4. Step 4: Simplify right side
   2,476.13x = 29,295,832.82
5. Step 5: Solve for x
   x = 29,295,832.82/2,476.13
6. Step 6: Final answer
   x = 11,831.32