Finding the Fourth Proportional to 5,429.56, 7,492.68 and 2,945.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.56 : 7,492.68 = 2,945.56 : x
2. Step 2: Convert to fraction form
   5,429.56/7,492.68 = 2,945.56/x
3. Step 3: Cross multiply
   5,429.56x = 7,492.68 × 2,945.56
4. Step 4: Simplify right side
   5,429.56x = 22,070,138.50
5. Step 5: Solve for x
   x = 22,070,138.50/5,429.56
6. Step 6: Final answer
   x = 4,064.81