Finding the Fourth Proportional to 16,978.05, 25,450.67 and 5,876.39

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978.05 : 25,450.67 = 5,876.39 : x
2. Step 2: Convert to fraction form
   16,978.05/25,450.67 = 5,876.39/x
3. Step 3: Cross multiply
   16,978.05x = 25,450.67 × 5,876.39
4. Step 4: Simplify right side
   16,978.05x = 149,558,141.00
5. Step 5: Solve for x
   x = 149,558,141.00/16,978.05
6. Step 6: Final answer
   x = 8,808.91