Finding the Fourth Proportional to 23,100.96, 34,621.98 and 11,257.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,100.96 : 34,621.98 = 11,257.56 : x
2. Step 2: Convert to fraction form
   23,100.96/34,621.98 = 11,257.56/x
3. Step 3: Cross multiply
   23,100.96x = 34,621.98 × 11,257.56
4. Step 4: Simplify right side
   23,100.96x = 389,759,017.17
5. Step 5: Solve for x
   x = 389,759,017.17/23,100.96
6. Step 6: Final answer
   x = 16,871.98