Finding the Fourth Proportional to 9,751.66, 14,618.34 and 3,908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,751.66 : 14,618.34 = 3,908.72 : x
2. Step 2: Convert to fraction form
   9,751.66/14,618.34 = 3,908.72/x
3. Step 3: Cross multiply
   9,751.66x = 14,618.34 × 3,908.72
4. Step 4: Simplify right side
   9,751.66x = 57,139,034.47
5. Step 5: Solve for x
   x = 57,139,034.47/9,751.66
6. Step 6: Final answer
   x = 5,859.42