Finding the Fourth Proportional to 13,074.97, 18,042.71 and 7,106.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,074.97 : 18,042.71 = 7,106.59 : x
2. Step 2: Convert to fraction form
   13,074.97/18,042.71 = 7,106.59/x
3. Step 3: Cross multiply
   13,074.97x = 18,042.71 × 7,106.59
4. Step 4: Simplify right side
   13,074.97x = 128,222,142.46
5. Step 5: Solve for x
   x = 128,222,142.46/13,074.97
6. Step 6: Final answer
   x = 9,806.69