Finding the Fourth Proportional to 12,015.02, 18,022.50 and 3,249.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,015.02 : 18,022.50 = 3,249.94 : x
2. Step 2: Convert to fraction form
   12,015.02/18,022.50 = 3,249.94/x
3. Step 3: Cross multiply
   12,015.02x = 18,022.50 × 3,249.94
4. Step 4: Simplify right side
   12,015.02x = 58,572,043.65
5. Step 5: Solve for x
   x = 58,572,043.65/12,015.02
6. Step 6: Final answer
   x = 4,874.90