Finding the Fourth Proportional to 8,575.47, 12,860.01 and 2,951.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,575.47 : 12,860.01 = 2,951.55 : x
2. Step 2: Convert to fraction form
   8,575.47/12,860.01 = 2,951.55/x
3. Step 3: Cross multiply
   8,575.47x = 12,860.01 × 2,951.55
4. Step 4: Simplify right side
   8,575.47x = 37,956,962.52
5. Step 5: Solve for x
   x = 37,956,962.52/8,575.47
6. Step 6: Final answer
   x = 4,426.23