Finding the Fourth Proportional to 9,309.16, 12,845.10 and 5,534.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,309.16 : 12,845.10 = 5,534.56 : x
2. Step 2: Convert to fraction form
   9,309.16/12,845.10 = 5,534.56/x
3. Step 3: Cross multiply
   9,309.16x = 12,845.10 × 5,534.56
4. Step 4: Simplify right side
   9,309.16x = 71,091,976.66
5. Step 5: Solve for x
   x = 71,091,976.66/9,309.16
6. Step 6: Final answer
   x = 7,636.78