Finding the Fourth Proportional to 6,488.07, 8,953.56 and 3,836.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,488.07 : 8,953.56 = 3,836.81 : x
2. Step 2: Convert to fraction form
   6,488.07/8,953.56 = 3,836.81/x
3. Step 3: Cross multiply
   6,488.07x = 8,953.56 × 3,836.81
4. Step 4: Simplify right side
   6,488.07x = 34,353,108.54
5. Step 5: Solve for x
   x = 34,353,108.54/6,488.07
6. Step 6: Final answer
   x = 5,294.81