Finding the Fourth Proportional to 40,012, 55,216.56 and 22,348

Step by Step Solution

1. Step 1: Write the proportion equation
   40,012 : 55,216.56 = 22,348 : x
2. Step 2: Convert to fraction form
   40,012/55,216.56 = 22,348/x
3. Step 3: Cross multiply
   40,012x = 55,216.56 × 22,348
4. Step 4: Simplify right side
   40,012x = 1,233,979,682.88
5. Step 5: Solve for x
   x = 1,233,979,682.88/40,012
6. Step 6: Final answer
   x = 30,840.24