Finding the Third Proportional to 2,574.28 and 5,597.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.28 : 5,597.86 = 5,597.86 : x
2. Step 2: Convert to fraction form
   2,574.28/5,597.86 = 5,597.86/x
3. Step 3: Cross multiply
   2,574.28x = 5,597.86 × 5,597.86
4. Step 4: Simplify right side
   2,574.28x = 31,336,029.58
5. Step 5: Solve for x
   x = 31,336,029.58/2,574.28
6. Step 6: Final answer
   x = 12,172.73