Finding the Fourth Proportional to 4,910.76, 6,773.94 and 3,141.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,910.76 : 6,773.94 = 3,141.72 : x
2. Step 2: Convert to fraction form
   4,910.76/6,773.94 = 3,141.72/x
3. Step 3: Cross multiply
   4,910.76x = 6,773.94 × 3,141.72
4. Step 4: Simplify right side
   4,910.76x = 21,281,822.78
5. Step 5: Solve for x
   x = 21,281,822.78/4,910.76
6. Step 6: Final answer
   x = 4,333.71