Finding the Fourth Proportional to 5,299.89, 7,314.47 and 2,942.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,299.89 : 7,314.47 = 2,942.18 : x
2. Step 2: Convert to fraction form
   5,299.89/7,314.47 = 2,942.18/x
3. Step 3: Cross multiply
   5,299.89x = 7,314.47 × 2,942.18
4. Step 4: Simplify right side
   5,299.89x = 21,520,487.34
5. Step 5: Solve for x
   x = 21,520,487.34/5,299.89
6. Step 6: Final answer
   x = 4,060.55