Finding the Fourth Proportional to 40,050.99, 55,269.27 and 22,145.40

Step by Step Solution

1. Step 1: Write the proportion equation
   40,050.99 : 55,269.27 = 22,145.40 : x
2. Step 2: Convert to fraction form
   40,050.99/55,269.27 = 22,145.40/x
3. Step 3: Cross multiply
   40,050.99x = 55,269.27 × 22,145.40
4. Step 4: Simplify right side
   40,050.99x = 1,223,960,091.86
5. Step 5: Solve for x
   x = 1,223,960,091.86/40,050.99
6. Step 6: Final answer
   x = 30,560.05