Finding the Fourth Proportional to 10,784.92, 16,169.38 and 3,385.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,784.92 : 16,169.38 = 3,385.17 : x
2. Step 2: Convert to fraction form
   10,784.92/16,169.38 = 3,385.17/x
3. Step 3: Cross multiply
   10,784.92x = 16,169.38 × 3,385.17
4. Step 4: Simplify right side
   10,784.92x = 54,736,100.09
5. Step 5: Solve for x
   x = 54,736,100.09/10,784.92
6. Step 6: Final answer
   x = 5,075.24