Finding the Fourth Proportional to 9,265.51, 12,786.56 and 5,073.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,265.51 : 12,786.56 = 5,073.49 : x
2. Step 2: Convert to fraction form
   9,265.51/12,786.56 = 5,073.49/x
3. Step 3: Cross multiply
   9,265.51x = 12,786.56 × 5,073.49
4. Step 4: Simplify right side
   9,265.51x = 64,872,484.29
5. Step 5: Solve for x
   x = 64,872,484.29/9,265.51
6. Step 6: Final answer
   x = 7,001.50