Finding the Fourth Proportional to 11,763.35, 17,647.73 and 3,443.17

Step by Step Solution

1. Step 1: Write the proportion equation
   11,763.35 : 17,647.73 = 3,443.17 : x
2. Step 2: Convert to fraction form
   11,763.35/17,647.73 = 3,443.17/x
3. Step 3: Cross multiply
   11,763.35x = 17,647.73 × 3,443.17
4. Step 4: Simplify right side
   11,763.35x = 60,764,134.50
5. Step 5: Solve for x
   x = 60,764,134.50/11,763.35
6. Step 6: Final answer
   x = 5,165.55