Finding the Fourth Proportional to 16,674.10, 25,014.12 and 5,581.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,674.10 : 25,014.12 = 5,581.91 : x
2. Step 2: Convert to fraction form
   16,674.10/25,014.12 = 5,581.91/x
3. Step 3: Cross multiply
   16,674.10x = 25,014.12 × 5,581.91
4. Step 4: Simplify right side
   16,674.10x = 139,626,608.17
5. Step 5: Solve for x
   x = 139,626,608.17/16,674.10
6. Step 6: Final answer
   x = 8,373.86