Finding the Fourth Proportional to 11,426.09, 17,139.17 and 7,034.35

Step by Step Solution

1. Step 1: Write the proportion equation
   11,426.09 : 17,139.17 = 7,034.35 : x
2. Step 2: Convert to fraction form
   11,426.09/17,139.17 = 7,034.35/x
3. Step 3: Cross multiply
   11,426.09x = 17,139.17 × 7,034.35
4. Step 4: Simplify right side
   11,426.09x = 120,562,799.62
5. Step 5: Solve for x
   x = 120,562,799.62/11,426.09
6. Step 6: Final answer
   x = 10,551.54