Finding the Fourth Proportional to 9,047.76, 12,485.94 and 5,273.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,047.76 : 12,485.94 = 5,273.16 : x
2. Step 2: Convert to fraction form
   9,047.76/12,485.94 = 5,273.16/x
3. Step 3: Cross multiply
   9,047.76x = 12,485.94 × 5,273.16
4. Step 4: Simplify right side
   9,047.76x = 65,840,359.37
5. Step 5: Solve for x
   x = 65,840,359.37/9,047.76
6. Step 6: Final answer
   x = 7,276.98