Finding the Fourth Proportional to 2,597.06, 3,868.56 and 2,479.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,597.06 : 3,868.56 = 2,479.21 : x
2. Step 2: Convert to fraction form
   2,597.06/3,868.56 = 2,479.21/x
3. Step 3: Cross multiply
   2,597.06x = 3,868.56 × 2,479.21
4. Step 4: Simplify right side
   2,597.06x = 9,590,962.97
5. Step 5: Solve for x
   x = 9,590,962.97/2,597.06
6. Step 6: Final answer
   x = 3,693.00