Finding the Fourth Proportional to 10,999.00, 16,494.47 and 3,977.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,999.00 : 16,494.47 = 3,977.33 : x
2. Step 2: Convert to fraction form
   10,999.00/16,494.47 = 3,977.33/x
3. Step 3: Cross multiply
   10,999.00x = 16,494.47 × 3,977.33
4. Step 4: Simplify right side
   10,999.00x = 65,603,862.92
5. Step 5: Solve for x
   x = 65,603,862.92/10,999.00
6. Step 6: Final answer
   x = 5,964.53