Finding the Fourth Proportional to 9,893.56, 14,838.02 and 2,871.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,893.56 : 14,838.02 = 2,871.72 : x
2. Step 2: Convert to fraction form
   9,893.56/14,838.02 = 2,871.72/x
3. Step 3: Cross multiply
   9,893.56x = 14,838.02 × 2,871.72
4. Step 4: Simplify right side
   9,893.56x = 42,610,638.79
5. Step 5: Solve for x
   x = 42,610,638.79/9,893.56
6. Step 6: Final answer
   x = 4,306.91