Finding the Fourth Proportional to 9,285.18, 12,813.39 and 5,093.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,285.18 : 12,813.39 = 5,093.34 : x
2. Step 2: Convert to fraction form
   9,285.18/12,813.39 = 5,093.34/x
3. Step 3: Cross multiply
   9,285.18x = 12,813.39 × 5,093.34
4. Step 4: Simplify right side
   9,285.18x = 65,262,951.82
5. Step 5: Solve for x
   x = 65,262,951.82/9,285.18
6. Step 6: Final answer
   x = 7,028.72