Finding the Fourth Proportional to 3,816.96, 5,725.82 and 2,993.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,816.96 : 5,725.82 = 2,993.72 : x
2. Step 2: Convert to fraction form
   3,816.96/5,725.82 = 2,993.72/x
3. Step 3: Cross multiply
   3,816.96x = 5,725.82 × 2,993.72
4. Step 4: Simplify right side
   3,816.96x = 17,141,501.85
5. Step 5: Solve for x
   x = 17,141,501.85/3,816.96
6. Step 6: Final answer
   x = 4,490.88