Finding the Fourth Proportional to 13,076.78, 18,044.52 and 7,411.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,076.78 : 18,044.52 = 7,411.10 : x
2. Step 2: Convert to fraction form
   13,076.78/18,044.52 = 7,411.10/x
3. Step 3: Cross multiply
   13,076.78x = 18,044.52 × 7,411.10
4. Step 4: Simplify right side
   13,076.78x = 133,729,742.17
5. Step 5: Solve for x
   x = 133,729,742.17/13,076.78
6. Step 6: Final answer
   x = 10,226.50