Finding the Fourth Proportional to 9,610.02, 13,261.83 and 5,418.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,610.02 : 13,261.83 = 5,418.27 : x
2. Step 2: Convert to fraction form
   9,610.02/13,261.83 = 5,418.27/x
3. Step 3: Cross multiply
   9,610.02x = 13,261.83 × 5,418.27
4. Step 4: Simplify right side
   9,610.02x = 71,856,175.63
5. Step 5: Solve for x
   x = 71,856,175.63/9,610.02
6. Step 6: Final answer
   x = 7,477.21