Finding the Fourth Proportional to 7,181.69, 10,776.78 and 2,802.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,181.69 : 10,776.78 = 2,802.83 : x
2. Step 2: Convert to fraction form
   7,181.69/10,776.78 = 2,802.83/x
3. Step 3: Cross multiply
   7,181.69x = 10,776.78 × 2,802.83
4. Step 4: Simplify right side
   7,181.69x = 30,205,428.40
5. Step 5: Solve for x
   x = 30,205,428.40/7,181.69
6. Step 6: Final answer
   x = 4,205.90