Finding the Fourth Proportional to 23,635.98, 35,424.78 and 13,105.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,635.98 : 35,424.78 = 13,105.56 : x
2. Step 2: Convert to fraction form
   23,635.98/35,424.78 = 13,105.56/x
3. Step 3: Cross multiply
   23,635.98x = 35,424.78 × 13,105.56
4. Step 4: Simplify right side
   23,635.98x = 464,261,579.78
5. Step 5: Solve for x
   x = 464,261,579.78/23,635.98
6. Step 6: Final answer
   x = 19,642.15