Finding the Fourth Proportional to 10,662.03, 15,981.10 and 3,635.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,662.03 : 15,981.10 = 3,635.48 : x
2. Step 2: Convert to fraction form
   10,662.03/15,981.10 = 3,635.48/x
3. Step 3: Cross multiply
   10,662.03x = 15,981.10 × 3,635.48
4. Step 4: Simplify right side
   10,662.03x = 58,099,000.29
5. Step 5: Solve for x
   x = 58,099,000.29/10,662.03
6. Step 6: Final answer
   x = 5,449.15