Finding the Fourth Proportional to 4,982.76, 7,439.01 and 3,806.55

Step by Step Solution

1. Step 1: Write the proportion equation
   4,982.76 : 7,439.01 = 3,806.55 : x
2. Step 2: Convert to fraction form
   4,982.76/7,439.01 = 3,806.55/x
3. Step 3: Cross multiply
   4,982.76x = 7,439.01 × 3,806.55
4. Step 4: Simplify right side
   4,982.76x = 28,316,963.52
5. Step 5: Solve for x
   x = 28,316,963.52/4,982.76
6. Step 6: Final answer
   x = 5,682.99