Finding the Fourth Proportional to 9,019.49, 12,453.55 and 5,834.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,019.49 : 12,453.55 = 5,834.70 : x
2. Step 2: Convert to fraction form
   9,019.49/12,453.55 = 5,834.70/x
3. Step 3: Cross multiply
   9,019.49x = 12,453.55 × 5,834.70
4. Step 4: Simplify right side
   9,019.49x = 72,662,713.60
5. Step 5: Solve for x
   x = 72,662,713.60/9,019.49
6. Step 6: Final answer
   x = 8,056.19