Finding the Fourth Proportional to 10,914.88, 16,373.04 and 3,994.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,914.88 : 16,373.04 = 3,994.24 : x
2. Step 2: Convert to fraction form
   10,914.88/16,373.04 = 3,994.24/x
3. Step 3: Cross multiply
   10,914.88x = 16,373.04 × 3,994.24
4. Step 4: Simplify right side
   10,914.88x = 65,397,851.29
5. Step 5: Solve for x
   x = 65,397,851.29/10,914.88
6. Step 6: Final answer
   x = 5,991.62