Finding the Fourth Proportional to 16,913.98, 25,370.38 and 4,433.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,913.98 : 25,370.38 = 4,433.91 : x
2. Step 2: Convert to fraction form
   16,913.98/25,370.38 = 4,433.91/x
3. Step 3: Cross multiply
   16,913.98x = 25,370.38 × 4,433.91
4. Step 4: Simplify right side
   16,913.98x = 112,489,981.59
5. Step 5: Solve for x
   x = 112,489,981.59/16,913.98
6. Step 6: Final answer
   x = 6,650.71