Finding the Fourth Proportional to 16,978.06, 25,471.62 and 5,884.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978.06 : 25,471.62 = 5,884.74 : x
2. Step 2: Convert to fraction form
   16,978.06/25,471.62 = 5,884.74/x
3. Step 3: Cross multiply
   16,978.06x = 25,471.62 × 5,884.74
4. Step 4: Simplify right side
   16,978.06x = 149,893,861.08
5. Step 5: Solve for x
   x = 149,893,861.08/16,978.06
6. Step 6: Final answer
   x = 8,828.68