Finding the Fourth Proportional to 33,520.64, 46,258.43 and 18,413.69

Step by Step Solution

1. Step 1: Write the proportion equation
   33,520.64 : 46,258.43 = 18,413.69 : x
2. Step 2: Convert to fraction form
   33,520.64/46,258.43 = 18,413.69/x
3. Step 3: Cross multiply
   33,520.64x = 46,258.43 × 18,413.69
4. Step 4: Simplify right side
   33,520.64x = 851,788,066.55
5. Step 5: Solve for x
   x = 851,788,066.55/33,520.64
6. Step 6: Final answer
   x = 25,410.86