Finding the Fourth Proportional to 40,906.55, 56,448.10 and 23,004.15

Step by Step Solution

1. Step 1: Write the proportion equation
   40,906.55 : 56,448.10 = 23,004.15 : x
2. Step 2: Convert to fraction form
   40,906.55/56,448.10 = 23,004.15/x
3. Step 3: Cross multiply
   40,906.55x = 56,448.10 × 23,004.15
4. Step 4: Simplify right side
   40,906.55x = 1,298,540,444.59
5. Step 5: Solve for x
   x = 1,298,540,444.59/40,906.55
6. Step 6: Final answer
   x = 31,744.07