Finding the Fourth Proportional to 6,345.50, 9,517.77 and 3,379.37

Step by Step Solution

1. Step 1: Write the proportion equation
   6,345.50 : 9,517.77 = 3,379.37 : x
2. Step 2: Convert to fraction form
   6,345.50/9,517.77 = 3,379.37/x
3. Step 3: Cross multiply
   6,345.50x = 9,517.77 × 3,379.37
4. Step 4: Simplify right side
   6,345.50x = 32,164,018.82
5. Step 5: Solve for x
   x = 32,164,018.82/6,345.50
6. Step 6: Final answer
   x = 5,068.80