Finding the Fourth Proportional to 7,369.72, 11,053.86 and 2,105.08

Step by Step Solution

1. Step 1: Write the proportion equation
   7,369.72 : 11,053.86 = 2,105.08 : x
2. Step 2: Convert to fraction form
   7,369.72/11,053.86 = 2,105.08/x
3. Step 3: Cross multiply
   7,369.72x = 11,053.86 × 2,105.08
4. Step 4: Simplify right side
   7,369.72x = 23,269,259.61
5. Step 5: Solve for x
   x = 23,269,259.61/7,369.72
6. Step 6: Final answer
   x = 3,157.41