Finding the Fourth Proportional to 1,499.79, 2,249.82 and 576.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.79 : 2,249.82 = 576.12 : x
2. Step 2: Convert to fraction form
   1,499.79/2,249.82 = 576.12/x
3. Step 3: Cross multiply
   1,499.79x = 2,249.82 × 576.12
4. Step 4: Simplify right side
   1,499.79x = 1,296,166.30
5. Step 5: Solve for x
   x = 1,296,166.30/1,499.79
6. Step 6: Final answer
   x = 864.23