Finding the Fourth Proportional to 9,871.68, 14,802.92 and 3,630.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,871.68 : 14,802.92 = 3,630.10 : x
2. Step 2: Convert to fraction form
   9,871.68/14,802.92 = 3,630.10/x
3. Step 3: Cross multiply
   9,871.68x = 14,802.92 × 3,630.10
4. Step 4: Simplify right side
   9,871.68x = 53,736,079.89
5. Step 5: Solve for x
   x = 53,736,079.89/9,871.68
6. Step 6: Final answer
   x = 5,443.46