Finding the Fourth Proportional to 9,056.67, 12,485.12 and 6,359.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,056.67 : 12,485.12 = 6,359.69 : x
2. Step 2: Convert to fraction form
   9,056.67/12,485.12 = 6,359.69/x
3. Step 3: Cross multiply
   9,056.67x = 12,485.12 × 6,359.69
4. Step 4: Simplify right side
   9,056.67x = 79,401,398.59
5. Step 5: Solve for x
   x = 79,401,398.59/9,056.67
6. Step 6: Final answer
   x = 8,767.17