Finding the Fourth Proportional to 40,662.39, 56,119.99 and 23,431.40

Step by Step Solution

1. Step 1: Write the proportion equation
   40,662.39 : 56,119.99 = 23,431.40 : x
2. Step 2: Convert to fraction form
   40,662.39/56,119.99 = 23,431.40/x
3. Step 3: Cross multiply
   40,662.39x = 56,119.99 × 23,431.40
4. Step 4: Simplify right side
   40,662.39x = 1,314,969,933.69
5. Step 5: Solve for x
   x = 1,314,969,933.69/40,662.39
6. Step 6: Final answer
   x = 32,338.73