Finding the Fourth Proportional to 4,847.72, 7,271.56 and 1,384.96

Step by Step Solution

1. Step 1: Write the proportion equation
   4,847.72 : 7,271.56 = 1,384.96 : x
2. Step 2: Convert to fraction form
   4,847.72/7,271.56 = 1,384.96/x
3. Step 3: Cross multiply
   4,847.72x = 7,271.56 × 1,384.96
4. Step 4: Simplify right side
   4,847.72x = 10,070,819.74
5. Step 5: Solve for x
   x = 10,070,819.74/4,847.72
6. Step 6: Final answer
   x = 2,077.43