Finding the Fourth Proportional to 6,507.45, 8,980.28 and 3,523.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,507.45 : 8,980.28 = 3,523.31 : x
2. Step 2: Convert to fraction form
   6,507.45/8,980.28 = 3,523.31/x
3. Step 3: Cross multiply
   6,507.45x = 8,980.28 × 3,523.31
4. Step 4: Simplify right side
   6,507.45x = 31,640,310.33
5. Step 5: Solve for x
   x = 31,640,310.33/6,507.45
6. Step 6: Final answer
   x = 4,862.17