Finding the Fourth Proportional to 10,887.99, 16,339.25 and 3,962.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,887.99 : 16,339.25 = 3,962.49 : x
2. Step 2: Convert to fraction form
   10,887.99/16,339.25 = 3,962.49/x
3. Step 3: Cross multiply
   10,887.99x = 16,339.25 × 3,962.49
4. Step 4: Simplify right side
   10,887.99x = 64,744,063.37
5. Step 5: Solve for x
   x = 64,744,063.37/10,887.99
6. Step 6: Final answer
   x = 5,946.38