Finding the Fourth Proportional to 40,276.48, 60,434.52 and 18,105.52

Step by Step Solution

1. Step 1: Write the proportion equation
   40,276.48 : 60,434.52 = 18,105.52 : x
2. Step 2: Convert to fraction form
   40,276.48/60,434.52 = 18,105.52/x
3. Step 3: Cross multiply
   40,276.48x = 60,434.52 × 18,105.52
4. Step 4: Simplify right side
   40,276.48x = 1,094,198,410.55
5. Step 5: Solve for x
   x = 1,094,198,410.55/40,276.48
6. Step 6: Final answer
   x = 27,167.18