Finding the Fourth Proportional to 16,876.50, 25,318.34 and 5,780.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,876.50 : 25,318.34 = 5,780.22 : x
2. Step 2: Convert to fraction form
   16,876.50/25,318.34 = 5,780.22/x
3. Step 3: Cross multiply
   16,876.50x = 25,318.34 × 5,780.22
4. Step 4: Simplify right side
   16,876.50x = 146,345,575.23
5. Step 5: Solve for x
   x = 146,345,575.23/16,876.50
6. Step 6: Final answer
   x = 8,671.56