Finding the Fourth Proportional to 11,998.10, 17,976.01 and 10,693.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,998.10 : 17,976.01 = 10,693.46 : x
2. Step 2: Convert to fraction form
   11,998.10/17,976.01 = 10,693.46/x
3. Step 3: Cross multiply
   11,998.10x = 17,976.01 × 10,693.46
4. Step 4: Simplify right side
   11,998.10x = 192,225,743.89
5. Step 5: Solve for x
   x = 192,225,743.89/11,998.10
6. Step 6: Final answer
   x = 16,021.35