Finding the Fourth Proportional to 40,931.76, 56,481.55 and 23,025.24

Step by Step Solution

1. Step 1: Write the proportion equation
   40,931.76 : 56,481.55 = 23,025.24 : x
2. Step 2: Convert to fraction form
   40,931.76/56,481.55 = 23,025.24/x
3. Step 3: Cross multiply
   40,931.76x = 56,481.55 × 23,025.24
4. Step 4: Simplify right side
   40,931.76x = 1,300,501,157.42
5. Step 5: Solve for x
   x = 1,300,501,157.42/40,931.76
6. Step 6: Final answer
   x = 31,772.43