Finding the Fourth Proportional to 16,705.69, 25,062.40 and 4,859.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,705.69 : 25,062.40 = 4,859.74 : x
2. Step 2: Convert to fraction form
   16,705.69/25,062.40 = 4,859.74/x
3. Step 3: Cross multiply
   16,705.69x = 25,062.40 × 4,859.74
4. Step 4: Simplify right side
   16,705.69x = 121,796,747.78
5. Step 5: Solve for x
   x = 121,796,747.78/16,705.69
6. Step 6: Final answer
   x = 7,290.74