Finding the Fourth Proportional to 6,716.82, 10,061.76 and 3,210.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,716.82 : 10,061.76 = 3,210.21 : x
2. Step 2: Convert to fraction form
   6,716.82/10,061.76 = 3,210.21/x
3. Step 3: Cross multiply
   6,716.82x = 10,061.76 × 3,210.21
4. Step 4: Simplify right side
   6,716.82x = 32,300,362.57
5. Step 5: Solve for x
   x = 32,300,362.57/6,716.82
6. Step 6: Final answer
   x = 4,808.88