Finding the Fourth Proportional to 23,003.28, 34,506.63 and 9,855.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,003.28 : 34,506.63 = 9,855.72 : x
2. Step 2: Convert to fraction form
   23,003.28/34,506.63 = 9,855.72/x
3. Step 3: Cross multiply
   23,003.28x = 34,506.63 × 9,855.72
4. Step 4: Simplify right side
   23,003.28x = 340,087,683.42
5. Step 5: Solve for x
   x = 340,087,683.42/23,003.28
6. Step 6: Final answer
   x = 14,784.31