Finding the Fourth Proportional to 5,300.48, 7,314.88 and 2,942.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.48 : 7,314.88 = 2,942.72 : x
2. Step 2: Convert to fraction form
   5,300.48/7,314.88 = 2,942.72/x
3. Step 3: Cross multiply
   5,300.48x = 7,314.88 × 2,942.72
4. Step 4: Simplify right side
   5,300.48x = 21,525,643.67
5. Step 5: Solve for x
   x = 21,525,643.67/5,300.48
6. Step 6: Final answer
   x = 4,061.07