Finding the Fourth Proportional to 9,268.51, 12,790.71 and 5,076.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,268.51 : 12,790.71 = 5,076.49 : x
2. Step 2: Convert to fraction form
   9,268.51/12,790.71 = 5,076.49/x
3. Step 3: Cross multiply
   9,268.51x = 12,790.71 × 5,076.49
4. Step 4: Simplify right side
   9,268.51x = 64,931,911.41
5. Step 5: Solve for x
   x = 64,931,911.41/9,268.51
6. Step 6: Final answer
   x = 7,005.65