Finding the Fourth Proportional to 9,512.21, 13,127.67 and 5,533.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,512.21 : 13,127.67 = 5,533.05 : x
2. Step 2: Convert to fraction form
   9,512.21/13,127.67 = 5,533.05/x
3. Step 3: Cross multiply
   9,512.21x = 13,127.67 × 5,533.05
4. Step 4: Simplify right side
   9,512.21x = 72,636,054.49
5. Step 5: Solve for x
   x = 72,636,054.49/9,512.21
6. Step 6: Final answer
   x = 7,636.09