Finding the Fourth Proportional to 4,560.89, 6,284.72 and 3,145.01

Step by Step Solution

1. Step 1: Write the proportion equation
   4,560.89 : 6,284.72 = 3,145.01 : x
2. Step 2: Convert to fraction form
   4,560.89/6,284.72 = 3,145.01/x
3. Step 3: Cross multiply
   4,560.89x = 6,284.72 × 3,145.01
4. Step 4: Simplify right side
   4,560.89x = 19,765,483.69
5. Step 5: Solve for x
   x = 19,765,483.69/4,560.89
6. Step 6: Final answer
   x = 4,333.69