Finding the Third Proportional to 2,598.75 and 3,891.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.75 : 3,891.38 = 3,891.38 : x
2. Step 2: Convert to fraction form
   2,598.75/3,891.38 = 3,891.38/x
3. Step 3: Cross multiply
   2,598.75x = 3,891.38 × 3,891.38
4. Step 4: Simplify right side
   2,598.75x = 15,142,799.39
5. Step 5: Solve for x
   x = 15,142,799.39/2,598.75
6. Step 6: Final answer
   x = 5,826.96