Finding the Fourth Proportional to 8,838.72, 13,250.52 and 2,992.14

Step by Step Solution

1. Step 1: Write the proportion equation
   8,838.72 : 13,250.52 = 2,992.14 : x
2. Step 2: Convert to fraction form
   8,838.72/13,250.52 = 2,992.14/x
3. Step 3: Cross multiply
   8,838.72x = 13,250.52 × 2,992.14
4. Step 4: Simplify right side
   8,838.72x = 39,647,410.91
5. Step 5: Solve for x
   x = 39,647,410.91/8,838.72
6. Step 6: Final answer
   x = 4,485.65