Finding the Fourth Proportional to 3,564.72, 5,374.20 and 3,314.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564.72 : 5,374.20 = 3,314.16 : x
2. Step 2: Convert to fraction form
   3,564.72/5,374.20 = 3,314.16/x
3. Step 3: Cross multiply
   3,564.72x = 5,374.20 × 3,314.16
4. Step 4: Simplify right side
   3,564.72x = 17,810,958.67
5. Step 5: Solve for x
   x = 17,810,958.67/3,564.72
6. Step 6: Final answer
   x = 4,996.45