Finding the Fourth Proportional to 3,834.69, 5,292.03 and 2,156.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,834.69 : 5,292.03 = 2,156.17 : x
2. Step 2: Convert to fraction form
   3,834.69/5,292.03 = 2,156.17/x
3. Step 3: Cross multiply
   3,834.69x = 5,292.03 × 2,156.17
4. Step 4: Simplify right side
   3,834.69x = 11,410,521.10
5. Step 5: Solve for x
   x = 11,410,521.10/3,834.69
6. Step 6: Final answer
   x = 2,975.60