Finding the Fourth Proportional to 11,352.37, 17,022.70 and 5,107.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,352.37 : 17,022.70 = 5,107.05 : x
2. Step 2: Convert to fraction form
   11,352.37/17,022.70 = 5,107.05/x
3. Step 3: Cross multiply
   11,352.37x = 17,022.70 × 5,107.05
4. Step 4: Simplify right side
   11,352.37x = 86,935,780.04
5. Step 5: Solve for x
   x = 86,935,780.04/11,352.37
6. Step 6: Final answer
   x = 7,657.94