Finding the Fourth Proportional to 9,563.63, 13,199.04 and 5,371.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,563.63 : 13,199.04 = 5,371.88 : x
2. Step 2: Convert to fraction form
   9,563.63/13,199.04 = 5,371.88/x
3. Step 3: Cross multiply
   9,563.63x = 13,199.04 × 5,371.88
4. Step 4: Simplify right side
   9,563.63x = 70,903,659.00
5. Step 5: Solve for x
   x = 70,903,659.00/9,563.63
6. Step 6: Final answer
   x = 7,413.89