Finding the Third Proportional to 1,725.68 and 3,609.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,725.68 : 3,609.88 = 3,609.88 : x
2. Step 2: Convert to fraction form
   1,725.68/3,609.88 = 3,609.88/x
3. Step 3: Cross multiply
   1,725.68x = 3,609.88 × 3,609.88
4. Step 4: Simplify right side
   1,725.68x = 13,031,225.72
5. Step 5: Solve for x
   x = 13,031,225.72/1,725.68
6. Step 6: Final answer
   x = 7,551.36