Finding the Fourth Proportional to 6,494.07, 8,959.72 and 3,973.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,494.07 : 8,959.72 = 3,973.55 : x
2. Step 2: Convert to fraction form
   6,494.07/8,959.72 = 3,973.55/x
3. Step 3: Cross multiply
   6,494.07x = 8,959.72 × 3,973.55
4. Step 4: Simplify right side
   6,494.07x = 35,601,907.87
5. Step 5: Solve for x
   x = 35,601,907.87/6,494.07
6. Step 6: Final answer
   x = 5,482.22