Finding the Fourth Proportional to 11,317.68, 16,977.45 and 3,526.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,317.68 : 16,977.45 = 3,526.50 : x
2. Step 2: Convert to fraction form
   11,317.68/16,977.45 = 3,526.50/x
3. Step 3: Cross multiply
   11,317.68x = 16,977.45 × 3,526.50
4. Step 4: Simplify right side
   11,317.68x = 59,870,977.43
5. Step 5: Solve for x
   x = 59,870,977.43/11,317.68
6. Step 6: Final answer
   x = 5,290.04