Finding the Fourth Proportional to 8,047.15, 12,011.54 and 7,483.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,047.15 : 12,011.54 = 7,483.09 : x
2. Step 2: Convert to fraction form
   8,047.15/12,011.54 = 7,483.09/x
3. Step 3: Cross multiply
   8,047.15x = 12,011.54 × 7,483.09
4. Step 4: Simplify right side
   8,047.15x = 89,883,434.86
5. Step 5: Solve for x
   x = 89,883,434.86/8,047.15
6. Step 6: Final answer
   x = 11,169.60