Finding the Fourth Proportional to 9,258.37, 12,776.56 and 5,009.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,258.37 : 12,776.56 = 5,009.43 : x
2. Step 2: Convert to fraction form
   9,258.37/12,776.56 = 5,009.43/x
3. Step 3: Cross multiply
   9,258.37x = 12,776.56 × 5,009.43
4. Step 4: Simplify right side
   9,258.37x = 64,003,282.96
5. Step 5: Solve for x
   x = 64,003,282.96/9,258.37
6. Step 6: Final answer
   x = 6,913.02