Finding the Fourth Proportional to 16,710.25, 23,060.15 and 9,996.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,710.25 : 23,060.15 = 9,996.16 : x
2. Step 2: Convert to fraction form
   16,710.25/23,060.15 = 9,996.16/x
3. Step 3: Cross multiply
   16,710.25x = 23,060.15 × 9,996.16
4. Step 4: Simplify right side
   16,710.25x = 230,512,949.02
5. Step 5: Solve for x
   x = 230,512,949.02/16,710.25
6. Step 6: Final answer
   x = 13,794.70