Finding the Fourth Proportional to 2,016.48, 3,024.50 and 699.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.48 : 3,024.50 = 699.99 : x
2. Step 2: Convert to fraction form
   2,016.48/3,024.50 = 699.99/x
3. Step 3: Cross multiply
   2,016.48x = 3,024.50 × 699.99
4. Step 4: Simplify right side
   2,016.48x = 2,117,123.82
5. Step 5: Solve for x
   x = 2,117,123.82/2,016.48
6. Step 6: Final answer
   x = 1,049.91