Finding the Fourth Proportional to 11,103.53, 16,658.31 and 4,864.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,103.53 : 16,658.31 = 4,864.10 : x
2. Step 2: Convert to fraction form
   11,103.53/16,658.31 = 4,864.10/x
3. Step 3: Cross multiply
   11,103.53x = 16,658.31 × 4,864.10
4. Step 4: Simplify right side
   11,103.53x = 81,027,685.67
5. Step 5: Solve for x
   x = 81,027,685.67/11,103.53
6. Step 6: Final answer
   x = 7,297.47