Finding the Fourth Proportional to 7,018.84, 10,519.15 and 2,854.00

Step by Step Solution

1. Step 1: Write the proportion equation
   7,018.84 : 10,519.15 = 2,854.00 : x
2. Step 2: Convert to fraction form
   7,018.84/10,519.15 = 2,854.00/x
3. Step 3: Cross multiply
   7,018.84x = 10,519.15 × 2,854.00
4. Step 4: Simplify right side
   7,018.84x = 30,021,631.37
5. Step 5: Solve for x
   x = 30,021,631.37/7,018.84
6. Step 6: Final answer
   x = 4,277.29