Finding the Fourth Proportional to 3,501.05, 4,832.28 and 2,175.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,501.05 : 4,832.28 = 2,175.76 : x
2. Step 2: Convert to fraction form
   3,501.05/4,832.28 = 2,175.76/x
3. Step 3: Cross multiply
   3,501.05x = 4,832.28 × 2,175.76
4. Step 4: Simplify right side
   3,501.05x = 10,513,846.49
5. Step 5: Solve for x
   x = 10,513,846.49/3,501.05
6. Step 6: Final answer
   x = 3,003.06