Finding the Fourth Proportional to 9,064.99, 12,503.33 and 8,760.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.99 : 12,503.33 = 8,760.17 : x
2. Step 2: Convert to fraction form
   9,064.99/12,503.33 = 8,760.17/x
3. Step 3: Cross multiply
   9,064.99x = 12,503.33 × 8,760.17
4. Step 4: Simplify right side
   9,064.99x = 109,531,252.57
5. Step 5: Solve for x
   x = 109,531,252.57/9,064.99
6. Step 6: Final answer
   x = 12,082.89