Finding the Fourth Proportional to 7,164.16, 10,742.78 and 3,003.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,164.16 : 10,742.78 = 3,003.05 : x
2. Step 2: Convert to fraction form
   7,164.16/10,742.78 = 3,003.05/x
3. Step 3: Cross multiply
   7,164.16x = 10,742.78 × 3,003.05
4. Step 4: Simplify right side
   7,164.16x = 32,261,074.87
5. Step 5: Solve for x
   x = 32,261,074.87/7,164.16
6. Step 6: Final answer
   x = 4,503.12