Finding the Fourth Proportional to 7,146.45, 10,723.31 and 3,451.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,146.45 : 10,723.31 = 3,451.84 : x
2. Step 2: Convert to fraction form
   7,146.45/10,723.31 = 3,451.84/x
3. Step 3: Cross multiply
   7,146.45x = 10,723.31 × 3,451.84
4. Step 4: Simplify right side
   7,146.45x = 37,015,150.39
5. Step 5: Solve for x
   x = 37,015,150.39/7,146.45
6. Step 6: Final answer
   x = 5,179.52