Finding the Fourth Proportional to 14,300.57, 19,730.04 and 8,633.15

Step by Step Solution

1. Step 1: Write the proportion equation
   14,300.57 : 19,730.04 = 8,633.15 : x
2. Step 2: Convert to fraction form
   14,300.57/19,730.04 = 8,633.15/x
3. Step 3: Cross multiply
   14,300.57x = 19,730.04 × 8,633.15
4. Step 4: Simplify right side
   14,300.57x = 170,332,296.18
5. Step 5: Solve for x
   x = 170,332,296.18/14,300.57
6. Step 6: Final answer
   x = 11,910.88