Finding the Fourth Proportional to 40,156.88, 55,417.70 and 22,250.21

Step by Step Solution

1. Step 1: Write the proportion equation
   40,156.88 : 55,417.70 = 22,250.21 : x
2. Step 2: Convert to fraction form
   40,156.88/55,417.70 = 22,250.21/x
3. Step 3: Cross multiply
   40,156.88x = 55,417.70 × 22,250.21
4. Step 4: Simplify right side
   40,156.88x = 1,233,055,241.25
5. Step 5: Solve for x
   x = 1,233,055,241.25/40,156.88
6. Step 6: Final answer
   x = 30,705.96