Finding the Fourth Proportional to 8,714.69, 13,064.69 and 3,780.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,714.69 : 13,064.69 = 3,780.61 : x
2. Step 2: Convert to fraction form
   8,714.69/13,064.69 = 3,780.61/x
3. Step 3: Cross multiply
   8,714.69x = 13,064.69 × 3,780.61
4. Step 4: Simplify right side
   8,714.69x = 49,392,523.44
5. Step 5: Solve for x
   x = 49,392,523.44/8,714.69
6. Step 6: Final answer
   x = 5,667.73