Finding the Fourth Proportional to 23,111.08, 34,672.38 and 9,259.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,111.08 : 34,672.38 = 9,259.72 : x
2. Step 2: Convert to fraction form
   23,111.08/34,672.38 = 9,259.72/x
3. Step 3: Cross multiply
   23,111.08x = 34,672.38 × 9,259.72
4. Step 4: Simplify right side
   23,111.08x = 321,056,530.53
5. Step 5: Solve for x
   x = 321,056,530.53/23,111.08
6. Step 6: Final answer
   x = 13,891.89