Finding the Fourth Proportional to 40,164.75, 55,426.55 and 22,259.61

Step by Step Solution

1. Step 1: Write the proportion equation
   40,164.75 : 55,426.55 = 22,259.61 : x
2. Step 2: Convert to fraction form
   40,164.75/55,426.55 = 22,259.61/x
3. Step 3: Cross multiply
   40,164.75x = 55,426.55 × 22,259.61
4. Step 4: Simplify right side
   40,164.75x = 1,233,773,275.35
5. Step 5: Solve for x
   x = 1,233,773,275.35/40,164.75
6. Step 6: Final answer
   x = 30,717.81