Finding the Fourth Proportional to 3,479.47, 4,801.59 and 2,152.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,479.47 : 4,801.59 = 2,152.82 : x
2. Step 2: Convert to fraction form
   3,479.47/4,801.59 = 2,152.82/x
3. Step 3: Cross multiply
   3,479.47x = 4,801.59 × 2,152.82
4. Step 4: Simplify right side
   3,479.47x = 10,336,958.98
5. Step 5: Solve for x
   x = 10,336,958.98/3,479.47
6. Step 6: Final answer
   x = 2,970.84