Finding the Fourth Proportional to 9,426.72, 13,008.60 and 5,449.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.72 : 13,008.60 = 5,449.08 : x
2. Step 2: Convert to fraction form
   9,426.72/13,008.60 = 5,449.08/x
3. Step 3: Cross multiply
   9,426.72x = 13,008.60 × 5,449.08
4. Step 4: Simplify right side
   9,426.72x = 70,884,902.09
5. Step 5: Solve for x
   x = 70,884,902.09/9,426.72
6. Step 6: Final answer
   x = 7,519.57