Finding the Fourth Proportional to 9,069.57, 12,516.71 and 5,533.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069.57 : 12,516.71 = 5,533.11 : x
2. Step 2: Convert to fraction form
   9,069.57/12,516.71 = 5,533.11/x
3. Step 3: Cross multiply
   9,069.57x = 12,516.71 × 5,533.11
4. Step 4: Simplify right side
   9,069.57x = 69,256,305.60
5. Step 5: Solve for x
   x = 69,256,305.60/9,069.57
6. Step 6: Final answer
   x = 7,636.12