Finding the Fourth Proportional to 9,259.30, 12,777.80 and 5,067.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,259.30 : 12,777.80 = 5,067.54 : x
2. Step 2: Convert to fraction form
   9,259.30/12,777.80 = 5,067.54/x
3. Step 3: Cross multiply
   9,259.30x = 12,777.80 × 5,067.54
4. Step 4: Simplify right side
   9,259.30x = 64,752,012.61
5. Step 5: Solve for x
   x = 64,752,012.61/9,259.30
6. Step 6: Final answer
   x = 6,993.19