Finding the Fourth Proportional to 9,425.79, 13,009.52 and 5,446.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,425.79 : 13,009.52 = 5,446.35 : x
2. Step 2: Convert to fraction form
   9,425.79/13,009.52 = 5,446.35/x
3. Step 3: Cross multiply
   9,425.79x = 13,009.52 × 5,446.35
4. Step 4: Simplify right side
   9,425.79x = 70,854,412.87
5. Step 5: Solve for x
   x = 70,854,412.87/9,425.79
6. Step 6: Final answer
   x = 7,517.08