Finding the Fourth Proportional to 9,265.84, 12,786.52 and 5,074.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,265.84 : 12,786.52 = 5,074.12 : x
2. Step 2: Convert to fraction form
   9,265.84/12,786.52 = 5,074.12/x
3. Step 3: Cross multiply
   9,265.84x = 12,786.52 × 5,074.12
4. Step 4: Simplify right side
   9,265.84x = 64,880,336.86
5. Step 5: Solve for x
   x = 64,880,336.86/9,265.84
6. Step 6: Final answer
   x = 7,002.10