Finding the Fourth Proportional to 9,265.78, 12,786.83 and 5,074.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,265.78 : 12,786.83 = 5,074.03 : x
2. Step 2: Convert to fraction form
   9,265.78/12,786.83 = 5,074.03/x
3. Step 3: Cross multiply
   9,265.78x = 12,786.83 × 5,074.03
4. Step 4: Simplify right side
   9,265.78x = 64,880,759.02
5. Step 5: Solve for x
   x = 64,880,759.02/9,265.78
6. Step 6: Final answer
   x = 7,002.19