Finding the Fourth Proportional to 9,790.53, 13,510.56 and 5,314.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,790.53 : 13,510.56 = 5,314.18 : x
2. Step 2: Convert to fraction form
   9,790.53/13,510.56 = 5,314.18/x
3. Step 3: Cross multiply
   9,790.53x = 13,510.56 × 5,314.18
4. Step 4: Simplify right side
   9,790.53x = 71,797,564.63
5. Step 5: Solve for x
   x = 71,797,564.63/9,790.53
6. Step 6: Final answer
   x = 7,333.37