Finding the Fourth Proportional to 40,112.42, 55,369.68 and 23,345.42

Step by Step Solution

1. Step 1: Write the proportion equation
   40,112.42 : 55,369.68 = 23,345.42 : x
2. Step 2: Convert to fraction form
   40,112.42/55,369.68 = 23,345.42/x
3. Step 3: Cross multiply
   40,112.42x = 55,369.68 × 23,345.42
4. Step 4: Simplify right side
   40,112.42x = 1,292,628,434.87
5. Step 5: Solve for x
   x = 1,292,628,434.87/40,112.42
6. Step 6: Final answer
   x = 32,225.14