Finding the Fourth Proportional to 40,489.84, 55,875.72 and 22,341.52

Step by Step Solution

1. Step 1: Write the proportion equation
   40,489.84 : 55,875.72 = 22,341.52 : x
2. Step 2: Convert to fraction form
   40,489.84/55,875.72 = 22,341.52/x
3. Step 3: Cross multiply
   40,489.84x = 55,875.72 × 22,341.52
4. Step 4: Simplify right side
   40,489.84x = 1,248,348,515.89
5. Step 5: Solve for x
   x = 1,248,348,515.89/40,489.84
6. Step 6: Final answer
   x = 30,831.15