Finding the Fourth Proportional to 3,980.08, 5,953.54 and 3,684.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,980.08 : 5,953.54 = 3,684.83 : x
2. Step 2: Convert to fraction form
   3,980.08/5,953.54 = 3,684.83/x
3. Step 3: Cross multiply
   3,980.08x = 5,953.54 × 3,684.83
4. Step 4: Simplify right side
   3,980.08x = 21,937,782.80
5. Step 5: Solve for x
   x = 21,937,782.80/3,980.08
6. Step 6: Final answer
   x = 5,511.89