Finding the Fourth Proportional to 11,003, 16,502.62 and 3,981.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,003 : 16,502.62 = 3,981.68 : x
2. Step 2: Convert to fraction form
   11,003/16,502.62 = 3,981.68/x
3. Step 3: Cross multiply
   11,003x = 16,502.62 × 3,981.68
4. Step 4: Simplify right side
   11,003x = 65,708,152.00
5. Step 5: Solve for x
   x = 65,708,152.00/11,003
6. Step 6: Final answer
   x = 5,971.84