Finding the Fourth Proportional to 9,967.48, 13,756.02 and 5,492.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,967.48 : 13,756.02 = 5,492.12 : x
2. Step 2: Convert to fraction form
   9,967.48/13,756.02 = 5,492.12/x
3. Step 3: Cross multiply
   9,967.48x = 13,756.02 × 5,492.12
4. Step 4: Simplify right side
   9,967.48x = 75,549,712.56
5. Step 5: Solve for x
   x = 75,549,712.56/9,967.48
6. Step 6: Final answer
   x = 7,579.62