Finding the Fourth Proportional to 9,067.39, 13,604.54 and 5,123.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,067.39 : 13,604.54 = 5,123.10 : x
2. Step 2: Convert to fraction form
   9,067.39/13,604.54 = 5,123.10/x
3. Step 3: Cross multiply
   9,067.39x = 13,604.54 × 5,123.10
4. Step 4: Simplify right side
   9,067.39x = 69,697,455.64
5. Step 5: Solve for x
   x = 69,697,455.64/9,067.39
6. Step 6: Final answer
   x = 7,686.60