Finding the Fourth Proportional to 5,300.21, 7,314.62 and 2,942.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.21 : 7,314.62 = 2,942.39 : x
2. Step 2: Convert to fraction form
   5,300.21/7,314.62 = 2,942.39/x
3. Step 3: Cross multiply
   5,300.21x = 7,314.62 × 2,942.39
4. Step 4: Simplify right side
   5,300.21x = 21,522,464.74
5. Step 5: Solve for x
   x = 21,522,464.74/5,300.21
6. Step 6: Final answer
   x = 4,060.68