Finding the Fourth Proportional to 13,076.83, 18,046.04 and 7,108.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,076.83 : 18,046.04 = 7,108.53 : x
2. Step 2: Convert to fraction form
   13,076.83/18,046.04 = 7,108.53/x
3. Step 3: Cross multiply
   13,076.83x = 18,046.04 × 7,108.53
4. Step 4: Simplify right side
   13,076.83x = 128,280,816.72
5. Step 5: Solve for x
   x = 128,280,816.72/13,076.83
6. Step 6: Final answer
   x = 9,809.78