Finding the Third Proportional to 1,554.19 and 3,239.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554.19 : 3,239.37 = 3,239.37 : x
2. Step 2: Convert to fraction form
   1,554.19/3,239.37 = 3,239.37/x
3. Step 3: Cross multiply
   1,554.19x = 3,239.37 × 3,239.37
4. Step 4: Simplify right side
   1,554.19x = 10,493,499.78
5. Step 5: Solve for x
   x = 10,493,499.78/1,554.19
6. Step 6: Final answer
   x = 6,751.76