Finding the Fourth Proportional to 9,083.92, 12,535.69 and 5,105.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,083.92 : 12,535.69 = 5,105.70 : x
2. Step 2: Convert to fraction form
   9,083.92/12,535.69 = 5,105.70/x
3. Step 3: Cross multiply
   9,083.92x = 12,535.69 × 5,105.70
4. Step 4: Simplify right side
   9,083.92x = 64,003,472.43
5. Step 5: Solve for x
   x = 64,003,472.43/9,083.92
6. Step 6: Final answer
   x = 7,045.80