Finding the Fourth Proportional to 40,196.90, 55,471.74 and 22,292.12

Step by Step Solution

1. Step 1: Write the proportion equation
   40,196.90 : 55,471.74 = 22,292.12 : x
2. Step 2: Convert to fraction form
   40,196.90/55,471.74 = 22,292.12/x
3. Step 3: Cross multiply
   40,196.90x = 55,471.74 × 22,292.12
4. Step 4: Simplify right side
   40,196.90x = 1,236,582,684.69
5. Step 5: Solve for x
   x = 1,236,582,684.69/40,196.90
6. Step 6: Final answer
   x = 30,763.14