Finding the Fourth Proportional to 40,271.50, 55,575.42 and 22,368.18

Step by Step Solution

1. Step 1: Write the proportion equation
   40,271.50 : 55,575.42 = 22,368.18 : x
2. Step 2: Convert to fraction form
   40,271.50/55,575.42 = 22,368.18/x
3. Step 3: Cross multiply
   40,271.50x = 55,575.42 × 22,368.18
4. Step 4: Simplify right side
   40,271.50x = 1,243,120,998.14
5. Step 5: Solve for x
   x = 1,243,120,998.14/40,271.50
6. Step 6: Final answer
   x = 30,868.50