Finding the Fourth Proportional to 9,743.90, 14,621.30 and 3,900.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,743.90 : 14,621.30 = 3,900.96 : x
2. Step 2: Convert to fraction form
   9,743.90/14,621.30 = 3,900.96/x
3. Step 3: Cross multiply
   9,743.90x = 14,621.30 × 3,900.96
4. Step 4: Simplify right side
   9,743.90x = 57,037,106.45
5. Step 5: Solve for x
   x = 57,037,106.45/9,743.90
6. Step 6: Final answer
   x = 5,853.62