Finding the Fourth Proportional to 5,105.61, 7,660.49 and 3,461.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,105.61 : 7,660.49 = 3,461.22 : x
2. Step 2: Convert to fraction form
   5,105.61/7,660.49 = 3,461.22/x
3. Step 3: Cross multiply
   5,105.61x = 7,660.49 × 3,461.22
4. Step 4: Simplify right side
   5,105.61x = 26,514,623.89
5. Step 5: Solve for x
   x = 26,514,623.89/5,105.61
6. Step 6: Final answer
   x = 5,193.23