Finding the Fourth Proportional to 40,401.42, 55,748.46 and 22,494.12

Step by Step Solution

1. Step 1: Write the proportion equation
   40,401.42 : 55,748.46 = 22,494.12 : x
2. Step 2: Convert to fraction form
   40,401.42/55,748.46 = 22,494.12/x
3. Step 3: Cross multiply
   40,401.42x = 55,748.46 × 22,494.12
4. Step 4: Simplify right side
   40,401.42x = 1,254,012,549.06
5. Step 5: Solve for x
   x = 1,254,012,549.06/40,401.42
6. Step 6: Final answer
   x = 31,038.82