Finding the Third Proportional to 2,403.75 and 3,628.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.75 : 3,628.88 = 3,628.88 : x
2. Step 2: Convert to fraction form
   2,403.75/3,628.88 = 3,628.88/x
3. Step 3: Cross multiply
   2,403.75x = 3,628.88 × 3,628.88
4. Step 4: Simplify right side
   2,403.75x = 13,168,733.77
5. Step 5: Solve for x
   x = 13,168,733.77/2,403.75
6. Step 6: Final answer
   x = 5,478.41