Finding the Fourth Proportional to 5,300.57, 7,314.87 and 2,942.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.57 : 7,314.87 = 2,942.74 : x
2. Step 2: Convert to fraction form
   5,300.57/7,314.87 = 2,942.74/x
3. Step 3: Cross multiply
   5,300.57x = 7,314.87 × 2,942.74
4. Step 4: Simplify right side
   5,300.57x = 21,525,753.29
5. Step 5: Solve for x
   x = 21,525,753.29/5,300.57
6. Step 6: Final answer
   x = 4,061.02