Finding the Fourth Proportional to 6,105.87, 8,411.72 and 5,036.67

Step by Step Solution

1. Step 1: Write the proportion equation
   6,105.87 : 8,411.72 = 5,036.67 : x
2. Step 2: Convert to fraction form
   6,105.87/8,411.72 = 5,036.67/x
3. Step 3: Cross multiply
   6,105.87x = 8,411.72 × 5,036.67
4. Step 4: Simplify right side
   6,105.87x = 42,367,032.59
5. Step 5: Solve for x
   x = 42,367,032.59/6,105.87
6. Step 6: Final answer
   x = 6,938.74