Finding the Fourth Proportional to 9,751.37, 13,456.89 and 5,275.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,751.37 : 13,456.89 = 5,275.14 : x
2. Step 2: Convert to fraction form
   9,751.37/13,456.89 = 5,275.14/x
3. Step 3: Cross multiply
   9,751.37x = 13,456.89 × 5,275.14
4. Step 4: Simplify right side
   9,751.37x = 70,986,978.71
5. Step 5: Solve for x
   x = 70,986,978.71/9,751.37
6. Step 6: Final answer
   x = 7,279.70