Finding the Fourth Proportional to 9,747.09, 14,612.42 and 3,900.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,747.09 : 14,612.42 = 3,900.51 : x
2. Step 2: Convert to fraction form
   9,747.09/14,612.42 = 3,900.51/x
3. Step 3: Cross multiply
   9,747.09x = 14,612.42 × 3,900.51
4. Step 4: Simplify right side
   9,747.09x = 56,995,870.83
5. Step 5: Solve for x
   x = 56,995,870.83/9,747.09
6. Step 6: Final answer
   x = 5,847.48