Finding the Fourth Proportional to 9,245.46, 12,759.24 and 5,470.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,245.46 : 12,759.24 = 5,470.86 : x
2. Step 2: Convert to fraction form
   9,245.46/12,759.24 = 5,470.86/x
3. Step 3: Cross multiply
   9,245.46x = 12,759.24 × 5,470.86
4. Step 4: Simplify right side
   9,245.46x = 69,804,015.75
5. Step 5: Solve for x
   x = 69,804,015.75/9,245.46
6. Step 6: Final answer
   x = 7,550.09