Finding the Fourth Proportional to 9,452.06, 13,042.23 and 5,259.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,452.06 : 13,042.23 = 5,259.50 : x
2. Step 2: Convert to fraction form
   9,452.06/13,042.23 = 5,259.50/x
3. Step 3: Cross multiply
   9,452.06x = 13,042.23 × 5,259.50
4. Step 4: Simplify right side
   9,452.06x = 68,595,608.69
5. Step 5: Solve for x
   x = 68,595,608.69/9,452.06
6. Step 6: Final answer
   x = 7,257.21