Finding the Fourth Proportional to 11,996.18, 18,003.51 and 7,835.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,996.18 : 18,003.51 = 7,835.06 : x
2. Step 2: Convert to fraction form
   11,996.18/18,003.51 = 7,835.06/x
3. Step 3: Cross multiply
   11,996.18x = 18,003.51 × 7,835.06
4. Step 4: Simplify right side
   11,996.18x = 141,058,581.06
5. Step 5: Solve for x
   x = 141,058,581.06/11,996.18
6. Step 6: Final answer
   x = 11,758.62