Finding the Third Proportional to 3,556.50 and 5,681.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,556.50 : 5,681.75 = 5,681.75 : x
2. Step 2: Convert to fraction form
   3,556.50/5,681.75 = 5,681.75/x
3. Step 3: Cross multiply
   3,556.50x = 5,681.75 × 5,681.75
4. Step 4: Simplify right side
   3,556.50x = 32,282,283.06
5. Step 5: Solve for x
   x = 32,282,283.06/3,556.50
6. Step 6: Final answer
   x = 9,076.98