Finding the Fourth Proportional to 16,780.18, 25,170.35 and 5,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,780.18 : 25,170.35 = 5,093.50 : x
2. Step 2: Convert to fraction form
   16,780.18/25,170.35 = 5,093.50/x
3. Step 3: Cross multiply
   16,780.18x = 25,170.35 × 5,093.50
4. Step 4: Simplify right side
   16,780.18x = 128,205,177.73
5. Step 5: Solve for x
   x = 128,205,177.73/16,780.18
6. Step 6: Final answer
   x = 7,640.27