Finding the Fourth Proportional to 9,069.09, 12,516.72 and 5,534.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069.09 : 12,516.72 = 5,534.36 : x
2. Step 2: Convert to fraction form
   9,069.09/12,516.72 = 5,534.36/x
3. Step 3: Cross multiply
   9,069.09x = 12,516.72 × 5,534.36
4. Step 4: Simplify right side
   9,069.09x = 69,271,971.92
5. Step 5: Solve for x
   x = 69,271,971.92/9,069.09
6. Step 6: Final answer
   x = 7,638.25