Finding the Fourth Proportional to 6,981.83, 10,467.87 and 3,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,981.83 : 10,467.87 = 3,280.50 : x
2. Step 2: Convert to fraction form
   6,981.83/10,467.87 = 3,280.50/x
3. Step 3: Cross multiply
   6,981.83x = 10,467.87 × 3,280.50
4. Step 4: Simplify right side
   6,981.83x = 34,339,849.07
5. Step 5: Solve for x
   x = 34,339,849.07/6,981.83
6. Step 6: Final answer
   x = 4,918.46