Finding the Fourth Proportional to 3,406.86, 4,698.41 and 2,225.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,406.86 : 4,698.41 = 2,225.88 : x
2. Step 2: Convert to fraction form
   3,406.86/4,698.41 = 2,225.88/x
3. Step 3: Cross multiply
   3,406.86x = 4,698.41 × 2,225.88
4. Step 4: Simplify right side
   3,406.86x = 10,458,085.72
5. Step 5: Solve for x
   x = 10,458,085.72/3,406.86
6. Step 6: Final answer
   x = 3,069.71