Finding the Fourth Proportional to 9,445.89, 14,168.32 and 2,871.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,445.89 : 14,168.32 = 2,871.56 : x
2. Step 2: Convert to fraction form
   9,445.89/14,168.32 = 2,871.56/x
3. Step 3: Cross multiply
   9,445.89x = 14,168.32 × 2,871.56
4. Step 4: Simplify right side
   9,445.89x = 40,685,209.22
5. Step 5: Solve for x
   x = 40,685,209.22/9,445.89
6. Step 6: Final answer
   x = 4,307.18