Finding the Fourth Proportional to 4,991.82, 7,487.81 and 2,394.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,991.82 : 7,487.81 = 2,394.15 : x
2. Step 2: Convert to fraction form
   4,991.82/7,487.81 = 2,394.15/x
3. Step 3: Cross multiply
   4,991.82x = 7,487.81 × 2,394.15
4. Step 4: Simplify right side
   4,991.82x = 17,926,940.31
5. Step 5: Solve for x
   x = 17,926,940.31/4,991.82
6. Step 6: Final answer
   x = 3,591.26