Finding the Fourth Proportional to 5,426.56, 7,488.54 and 2,942.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426.56 : 7,488.54 = 2,942.56 : x
2. Step 2: Convert to fraction form
   5,426.56/7,488.54 = 2,942.56/x
3. Step 3: Cross multiply
   5,426.56x = 7,488.54 × 2,942.56
4. Step 4: Simplify right side
   5,426.56x = 22,035,478.26
5. Step 5: Solve for x
   x = 22,035,478.26/5,426.56
6. Step 6: Final answer
   x = 4,060.67