Finding the Fourth Proportional to 7,185.88, 10,775.70 and 2,800.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,185.88 : 10,775.70 = 2,800.84 : x
2. Step 2: Convert to fraction form
   7,185.88/10,775.70 = 2,800.84/x
3. Step 3: Cross multiply
   7,185.88x = 10,775.70 × 2,800.84
4. Step 4: Simplify right side
   7,185.88x = 30,181,011.59
5. Step 5: Solve for x
   x = 30,181,011.59/7,185.88
6. Step 6: Final answer
   x = 4,200.04