Finding the Fourth Proportional to 9,564.88, 13,200.77 and 5,373.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,564.88 : 13,200.77 = 5,373.13 : x
2. Step 2: Convert to fraction form
   9,564.88/13,200.77 = 5,373.13/x
3. Step 3: Cross multiply
   9,564.88x = 13,200.77 × 5,373.13
4. Step 4: Simplify right side
   9,564.88x = 70,929,453.31
5. Step 5: Solve for x
   x = 70,929,453.31/9,564.88
6. Step 6: Final answer
   x = 7,415.61