Finding the Fourth Proportional to 4,213.16, 5,814.82 and 3,003.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,213.16 : 5,814.82 = 3,003.72 : x
2. Step 2: Convert to fraction form
   4,213.16/5,814.82 = 3,003.72/x
3. Step 3: Cross multiply
   4,213.16x = 5,814.82 × 3,003.72
4. Step 4: Simplify right side
   4,213.16x = 17,466,091.13
5. Step 5: Solve for x
   x = 17,466,091.13/4,213.16
6. Step 6: Final answer
   x = 4,145.60