Finding the Fourth Proportional to 8,773.27, 12,105.05 and 5,416.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,773.27 : 12,105.05 = 5,416.22 : x
2. Step 2: Convert to fraction form
   8,773.27/12,105.05 = 5,416.22/x
3. Step 3: Cross multiply
   8,773.27x = 12,105.05 × 5,416.22
4. Step 4: Simplify right side
   8,773.27x = 65,563,617.09
5. Step 5: Solve for x
   x = 65,563,617.09/8,773.27
6. Step 6: Final answer
   x = 7,473.11