Finding the Fourth Proportional to 10,704.04, 14,785.69 and 8,216.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,704.04 : 14,785.69 = 8,216.88 : x
2. Step 2: Convert to fraction form
   10,704.04/14,785.69 = 8,216.88/x
3. Step 3: Cross multiply
   10,704.04x = 14,785.69 × 8,216.88
4. Step 4: Simplify right side
   10,704.04x = 121,492,250.72
5. Step 5: Solve for x
   x = 121,492,250.72/10,704.04
6. Step 6: Final answer
   x = 11,350.13