Finding the Fourth Proportional to 16,836.66, 25,255.62 and 5,149.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,836.66 : 25,255.62 = 5,149.98 : x
2. Step 2: Convert to fraction form
   16,836.66/25,255.62 = 5,149.98/x
3. Step 3: Cross multiply
   16,836.66x = 25,255.62 × 5,149.98
4. Step 4: Simplify right side
   16,836.66x = 130,065,937.89
5. Step 5: Solve for x
   x = 130,065,937.89/16,836.66
6. Step 6: Final answer
   x = 7,725.16