Finding the Fourth Proportional to 9,674.72, 13,352.24 and 5,426.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,674.72 : 13,352.24 = 5,426.95 : x
2. Step 2: Convert to fraction form
   9,674.72/13,352.24 = 5,426.95/x
3. Step 3: Cross multiply
   9,674.72x = 13,352.24 × 5,426.95
4. Step 4: Simplify right side
   9,674.72x = 72,461,938.87
5. Step 5: Solve for x
   x = 72,461,938.87/9,674.72
6. Step 6: Final answer
   x = 7,489.82