Finding the Fourth Proportional to 5,178.23, 7,147.56 and 2,941.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,178.23 : 7,147.56 = 2,941.59 : x
2. Step 2: Convert to fraction form
   5,178.23/7,147.56 = 2,941.59/x
3. Step 3: Cross multiply
   5,178.23x = 7,147.56 × 2,941.59
4. Step 4: Simplify right side
   5,178.23x = 21,025,191.02
5. Step 5: Solve for x
   x = 21,025,191.02/5,178.23
6. Step 6: Final answer
   x = 4,060.31