Finding the Fourth Proportional to 8,670.69, 13,013.33 and 3,744.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,670.69 : 13,013.33 = 3,744.09 : x
2. Step 2: Convert to fraction form
   8,670.69/13,013.33 = 3,744.09/x
3. Step 3: Cross multiply
   8,670.69x = 13,013.33 × 3,744.09
4. Step 4: Simplify right side
   8,670.69x = 48,723,060.00
5. Step 5: Solve for x
   x = 48,723,060.00/8,670.69
6. Step 6: Final answer
   x = 5,619.28