Finding the Fourth Proportional to 4,738.77, 7,109.17 and 1,817.91

Step by Step Solution

1. Step 1: Write the proportion equation
   4,738.77 : 7,109.17 = 1,817.91 : x
2. Step 2: Convert to fraction form
   4,738.77/7,109.17 = 1,817.91/x
3. Step 3: Cross multiply
   4,738.77x = 7,109.17 × 1,817.91
4. Step 4: Simplify right side
   4,738.77x = 12,923,826.69
5. Step 5: Solve for x
   x = 12,923,826.69/4,738.77
6. Step 6: Final answer
   x = 2,727.25