Finding the Fourth Proportional to 10,996.84, 16,498.08 and 3,977.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,996.84 : 16,498.08 = 3,977.56 : x
2. Step 2: Convert to fraction form
   10,996.84/16,498.08 = 3,977.56/x
3. Step 3: Cross multiply
   10,996.84x = 16,498.08 × 3,977.56
4. Step 4: Simplify right side
   10,996.84x = 65,622,103.08
5. Step 5: Solve for x
   x = 65,622,103.08/10,996.84
6. Step 6: Final answer
   x = 5,967.36