Finding the Fourth Proportional to 10,875.49, 16,315.86 and 3,378.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,875.49 : 16,315.86 = 3,378.82 : x
2. Step 2: Convert to fraction form
   10,875.49/16,315.86 = 3,378.82/x
3. Step 3: Cross multiply
   10,875.49x = 16,315.86 × 3,378.82
4. Step 4: Simplify right side
   10,875.49x = 55,128,354.09
5. Step 5: Solve for x
   x = 55,128,354.09/10,875.49
6. Step 6: Final answer
   x = 5,069.05