Finding the Fourth Proportional to 40,287.72, 55,599.42 and 22,384.68

Step by Step Solution

1. Step 1: Write the proportion equation
   40,287.72 : 55,599.42 = 22,384.68 : x
2. Step 2: Convert to fraction form
   40,287.72/55,599.42 = 22,384.68/x
3. Step 3: Cross multiply
   40,287.72x = 55,599.42 × 22,384.68
4. Step 4: Simplify right side
   40,287.72x = 1,244,575,224.89
5. Step 5: Solve for x
   x = 1,244,575,224.89/40,287.72
6. Step 6: Final answer
   x = 30,892.17