Finding the Fourth Proportional to 9,968.40, 13,756.37 and 5,492.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,968.40 : 13,756.37 = 5,492.07 : x
2. Step 2: Convert to fraction form
   9,968.40/13,756.37 = 5,492.07/x
3. Step 3: Cross multiply
   9,968.40x = 13,756.37 × 5,492.07
4. Step 4: Simplify right side
   9,968.40x = 75,550,919.53
5. Step 5: Solve for x
   x = 75,550,919.53/9,968.40
6. Step 6: Final answer
   x = 7,579.04