Finding the Fourth Proportional to 4,727.98, 6,522.56 and 3,311.91

Step by Step Solution

1. Step 1: Write the proportion equation
   4,727.98 : 6,522.56 = 3,311.91 : x
2. Step 2: Convert to fraction form
   4,727.98/6,522.56 = 3,311.91/x
3. Step 3: Cross multiply
   4,727.98x = 6,522.56 × 3,311.91
4. Step 4: Simplify right side
   4,727.98x = 21,602,082.52
5. Step 5: Solve for x
   x = 21,602,082.52/4,727.98
6. Step 6: Final answer
   x = 4,568.99