Finding the Third Proportional to 1,549.13 and 3,388.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,549.13 : 3,388.71 = 3,388.71 : x
2. Step 2: Convert to fraction form
   1,549.13/3,388.71 = 3,388.71/x
3. Step 3: Cross multiply
   1,549.13x = 3,388.71 × 3,388.71
4. Step 4: Simplify right side
   1,549.13x = 11,483,361.82
5. Step 5: Solve for x
   x = 11,483,361.82/1,549.13
6. Step 6: Final answer
   x = 7,412.81