Finding the Fourth Proportional to 9,790.61, 13,510.96 and 5,314.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,790.61 : 13,510.96 = 5,314.36 : x
2. Step 2: Convert to fraction form
   9,790.61/13,510.96 = 5,314.36/x
3. Step 3: Cross multiply
   9,790.61x = 13,510.96 × 5,314.36
4. Step 4: Simplify right side
   9,790.61x = 71,802,105.39
5. Step 5: Solve for x
   x = 71,802,105.39/9,790.61
6. Step 6: Final answer
   x = 7,333.77