Finding the Fourth Proportional to 8,764.98, 13,148.33 and 3,217.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,764.98 : 13,148.33 = 3,217.01 : x
2. Step 2: Convert to fraction form
   8,764.98/13,148.33 = 3,217.01/x
3. Step 3: Cross multiply
   8,764.98x = 13,148.33 × 3,217.01
4. Step 4: Simplify right side
   8,764.98x = 42,298,227.27
5. Step 5: Solve for x
   x = 42,298,227.27/8,764.98
6. Step 6: Final answer
   x = 4,825.82