Finding the Fourth Proportional to 23,185.42, 31,993.95 and 13,752.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,185.42 : 31,993.95 = 13,752.34 : x
2. Step 2: Convert to fraction form
   23,185.42/31,993.95 = 13,752.34/x
3. Step 3: Cross multiply
   23,185.42x = 31,993.95 × 13,752.34
4. Step 4: Simplify right side
   23,185.42x = 439,991,678.34
5. Step 5: Solve for x
   x = 439,991,678.34/23,185.42
6. Step 6: Final answer
   x = 18,977.08