Finding the Fourth Proportional to 16,710.93, 25,063.16 and 8,388.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,710.93 : 25,063.16 = 8,388.72 : x
2. Step 2: Convert to fraction form
   16,710.93/25,063.16 = 8,388.72/x
3. Step 3: Cross multiply
   16,710.93x = 25,063.16 × 8,388.72
4. Step 4: Simplify right side
   16,710.93x = 210,247,789.61
5. Step 5: Solve for x
   x = 210,247,789.61/16,710.93
6. Step 6: Final answer
   x = 12,581.45