Finding the Fourth Proportional to 5,298.41, 7,311.93 and 2,940.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,298.41 : 7,311.93 = 2,940.50 : x
2. Step 2: Convert to fraction form
   5,298.41/7,311.93 = 2,940.50/x
3. Step 3: Cross multiply
   5,298.41x = 7,311.93 × 2,940.50
4. Step 4: Simplify right side
   5,298.41x = 21,500,730.17
5. Step 5: Solve for x
   x = 21,500,730.17/5,298.41
6. Step 6: Final answer
   x = 4,057.96