Finding the Fourth Proportional to 5,429.27, 7,492.39 and 2,945.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.27 : 7,492.39 = 2,945.27 : x
2. Step 2: Convert to fraction form
   5,429.27/7,492.39 = 2,945.27/x
3. Step 3: Cross multiply
   5,429.27x = 7,492.39 × 2,945.27
4. Step 4: Simplify right side
   5,429.27x = 22,067,111.50
5. Step 5: Solve for x
   x = 22,067,111.50/5,429.27
6. Step 6: Final answer
   x = 4,064.47