Finding the Fourth Proportional to 40,413.55, 55,796.23 and 29,784.67

Step by Step Solution

1. Step 1: Write the proportion equation
   40,413.55 : 55,796.23 = 29,784.67 : x
2. Step 2: Convert to fraction form
   40,413.55/55,796.23 = 29,784.67/x
3. Step 3: Cross multiply
   40,413.55x = 55,796.23 × 29,784.67
4. Step 4: Simplify right side
   40,413.55x = 1,661,872,018.81
5. Step 5: Solve for x
   x = 1,661,872,018.81/40,413.55
6. Step 6: Final answer
   x = 41,121.66