Finding the Fourth Proportional to 3,444.21, 4,752.72 and 2,185.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,444.21 : 4,752.72 = 2,185.47 : x
2. Step 2: Convert to fraction form
   3,444.21/4,752.72 = 2,185.47/x
3. Step 3: Cross multiply
   3,444.21x = 4,752.72 × 2,185.47
4. Step 4: Simplify right side
   3,444.21x = 10,386,926.98
5. Step 5: Solve for x
   x = 10,386,926.98/3,444.21
6. Step 6: Final answer
   x = 3,015.76