Finding the Fourth Proportional to 6,128.50, 9,185.46 and 2,834.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,128.50 : 9,185.46 = 2,834.56 : x
2. Step 2: Convert to fraction form
   6,128.50/9,185.46 = 2,834.56/x
3. Step 3: Cross multiply
   6,128.50x = 9,185.46 × 2,834.56
4. Step 4: Simplify right side
   6,128.50x = 26,036,737.50
5. Step 5: Solve for x
   x = 26,036,737.50/6,128.50
6. Step 6: Final answer
   x = 4,248.47