Finding the Fourth Proportional to 5,300.40, 7,314.56 and 2,942.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.40 : 7,314.56 = 2,942.48 : x
2. Step 2: Convert to fraction form
   5,300.40/7,314.56 = 2,942.48/x
3. Step 3: Cross multiply
   5,300.40x = 7,314.56 × 2,942.48
4. Step 4: Simplify right side
   5,300.40x = 21,522,946.51
5. Step 5: Solve for x
   x = 21,522,946.51/5,300.40
6. Step 6: Final answer
   x = 4,060.63