Finding the Fourth Proportional to 9,686.04, 14,530.68 and 3,842.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,686.04 : 14,530.68 = 3,842.72 : x
2. Step 2: Convert to fraction form
   9,686.04/14,530.68 = 3,842.72/x
3. Step 3: Cross multiply
   9,686.04x = 14,530.68 × 3,842.72
4. Step 4: Simplify right side
   9,686.04x = 55,837,334.65
5. Step 5: Solve for x
   x = 55,837,334.65/9,686.04
6. Step 6: Final answer
   x = 5,764.72