Finding the Fourth Proportional to 8,471.30, 12,704.52 and 2,924.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,471.30 : 12,704.52 = 2,924.42 : x
2. Step 2: Convert to fraction form
   8,471.30/12,704.52 = 2,924.42/x
3. Step 3: Cross multiply
   8,471.30x = 12,704.52 × 2,924.42
4. Step 4: Simplify right side
   8,471.30x = 37,153,352.38
5. Step 5: Solve for x
   x = 37,153,352.38/8,471.30
6. Step 6: Final answer
   x = 4,385.79