Finding the Fourth Proportional to 6,460.80, 8,910.72 and 4,103.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,460.80 : 8,910.72 = 4,103.52 : x
2. Step 2: Convert to fraction form
   6,460.80/8,910.72 = 4,103.52/x
3. Step 3: Cross multiply
   6,460.80x = 8,910.72 × 4,103.52
4. Step 4: Simplify right side
   6,460.80x = 36,565,317.73
5. Step 5: Solve for x
   x = 36,565,317.73/6,460.80
6. Step 6: Final answer
   x = 5,659.57