Finding the Fourth Proportional to 9,275.91, 12,798.46 and 5,499.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,275.91 : 12,798.46 = 5,499.96 : x
2. Step 2: Convert to fraction form
   9,275.91/12,798.46 = 5,499.96/x
3. Step 3: Cross multiply
   9,275.91x = 12,798.46 × 5,499.96
4. Step 4: Simplify right side
   9,275.91x = 70,391,018.06
5. Step 5: Solve for x
   x = 70,391,018.06/9,275.91
6. Step 6: Final answer
   x = 7,588.58